Home / 374,240.28-516,445.56-204,470.76

Finding the Fourth Proportional to 374,240.28, 516,445.56 and 204,470.76

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Solution

The fourth proportional to 374,240.28, 516,445.56 and 204,470.76 is: 282,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,240.28 : 516,445.56 = 204,470.76 : x
  2. Step 2: Convert to fraction form
    374,240.28/516,445.56 = 204,470.76/x
  3. Step 3: Cross multiply
    374,240.28x = 516,445.56 × 204,470.76
  4. Step 4: Simplify right side
    374,240.28x = 105,598,016,151.83
  5. Step 5: Solve for x
    x = 105,598,016,151.83/374,240.28
  6. Step 6: Final answer
    x = 282,166.36

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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.