Home / 673,504.30-1,010,256.45-393,568.30

Finding the Fourth Proportional to 673,504.30, 1,010,256.45 and 393,568.30

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Solution

The fourth proportional to 673,504.30, 1,010,256.45 and 393,568.30 is: 590,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,504.30 : 1,010,256.45 = 393,568.30 : x
  2. Step 2: Convert to fraction form
    673,504.30/1,010,256.45 = 393,568.30/x
  3. Step 3: Cross multiply
    673,504.30x = 1,010,256.45 × 393,568.30
  4. Step 4: Simplify right side
    673,504.30x = 397,604,913,590.54
  5. Step 5: Solve for x
    x = 397,604,913,590.54/673,504.30
  6. Step 6: Final answer
    x = 590,352.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 673,505.30, 1,010,257.95 and 393,569.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.