Home / 527,273.60-727,650.91-323,436.92

Finding the Fourth Proportional to 527,273.60, 727,650.91 and 323,436.92

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Solution

The fourth proportional to 527,273.60, 727,650.91 and 323,436.92 is: 446,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,273.60 : 727,650.91 = 323,436.92 : x
  2. Step 2: Convert to fraction form
    527,273.60/727,650.91 = 323,436.92/x
  3. Step 3: Cross multiply
    527,273.60x = 727,650.91 × 323,436.92
  4. Step 4: Simplify right side
    527,273.60x = 235,349,169,165.60
  5. Step 5: Solve for x
    x = 235,349,169,165.60/527,273.60
  6. Step 6: Final answer
    x = 446,351.13

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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.