Home / 527,112.48-727,747.56-406,026.12

Finding the Fourth Proportional to 527,112.48, 727,747.56 and 406,026.12

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Solution

The fourth proportional to 527,112.48, 727,747.56 and 406,026.12 is: 560,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,112.48 : 727,747.56 = 406,026.12 : x
  2. Step 2: Convert to fraction form
    527,112.48/727,747.56 = 406,026.12/x
  3. Step 3: Cross multiply
    527,112.48x = 727,747.56 × 406,026.12
  4. Step 4: Simplify right side
    527,112.48x = 295,484,518,126.27
  5. Step 5: Solve for x
    x = 295,484,518,126.27/527,112.48
  6. Step 6: Final answer
    x = 560,572.04

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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.