Home / 415,519.10-573,381.87-234,275.60

Finding the Fourth Proportional to 415,519.10, 573,381.87 and 234,275.60

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Solution

The fourth proportional to 415,519.10, 573,381.87 and 234,275.60 is: 323,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,519.10 : 573,381.87 = 234,275.60 : x
  2. Step 2: Convert to fraction form
    415,519.10/573,381.87 = 234,275.60/x
  3. Step 3: Cross multiply
    415,519.10x = 573,381.87 × 234,275.60
  4. Step 4: Simplify right side
    415,519.10x = 134,329,378,756.46
  5. Step 5: Solve for x
    x = 134,329,378,756.46/415,519.10
  6. Step 6: Final answer
    x = 323,280.88

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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.