Home / 415,327.17-573,151.51-224,340.57

Finding the Fourth Proportional to 415,327.17, 573,151.51 and 224,340.57

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Solution

The fourth proportional to 415,327.17, 573,151.51 and 224,340.57 is: 309,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,327.17 : 573,151.51 = 224,340.57 : x
  2. Step 2: Convert to fraction form
    415,327.17/573,151.51 = 224,340.57/x
  3. Step 3: Cross multiply
    415,327.17x = 573,151.51 × 224,340.57
  4. Step 4: Simplify right side
    415,327.17x = 128,581,136,730.19
  5. Step 5: Solve for x
    x = 128,581,136,730.19/415,327.17
  6. Step 6: Final answer
    x = 309,589.99

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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.