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Finding the Fourth Proportional to 621,660.24, 928,951.42 and 466,776.52

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Solution

The fourth proportional to 621,660.24, 928,951.42 and 466,776.52 is: 697,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,660.24 : 928,951.42 = 466,776.52 : x
  2. Step 2: Convert to fraction form
    621,660.24/928,951.42 = 466,776.52/x
  3. Step 3: Cross multiply
    621,660.24x = 928,951.42 × 466,776.52
  4. Step 4: Simplify right side
    621,660.24x = 433,612,711,076.66
  5. Step 5: Solve for x
    x = 433,612,711,076.66/621,660.24
  6. Step 6: Final answer
    x = 697,507.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.