Home / 705,179.96-973,152.18-382,890.06

Finding the Fourth Proportional to 705,179.96, 973,152.18 and 382,890.06

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Solution

The fourth proportional to 705,179.96, 973,152.18 and 382,890.06 is: 528,390.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,179.96 : 973,152.18 = 382,890.06 : x
  2. Step 2: Convert to fraction form
    705,179.96/973,152.18 = 382,890.06/x
  3. Step 3: Cross multiply
    705,179.96x = 973,152.18 × 382,890.06
  4. Step 4: Simplify right side
    705,179.96x = 372,610,296,589.33
  5. Step 5: Solve for x
    x = 372,610,296,589.33/705,179.96
  6. Step 6: Final answer
    x = 528,390.37

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Double scale
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Similar ratio
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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.