Home / 955,245.81-1,318,191.57-525,514.89

Finding the Fourth Proportional to 955,245.81, 1,318,191.57 and 525,514.89

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Solution

The fourth proportional to 955,245.81, 1,318,191.57 and 525,514.89 is: 725,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,245.81 : 1,318,191.57 = 525,514.89 : x
  2. Step 2: Convert to fraction form
    955,245.81/1,318,191.57 = 525,514.89/x
  3. Step 3: Cross multiply
    955,245.81x = 1,318,191.57 × 525,514.89
  4. Step 4: Simplify right side
    955,245.81x = 692,729,297,907.48
  5. Step 5: Solve for x
    x = 692,729,297,907.48/955,245.81
  6. Step 6: Final answer
    x = 725,184.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.