Home / 653,944.52-902,414.40-382,037.60

Finding the Fourth Proportional to 653,944.52, 902,414.40 and 382,037.60

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Solution

The fourth proportional to 653,944.52, 902,414.40 and 382,037.60 is: 527,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,944.52 : 902,414.40 = 382,037.60 : x
  2. Step 2: Convert to fraction form
    653,944.52/902,414.40 = 382,037.60/x
  3. Step 3: Cross multiply
    653,944.52x = 902,414.40 × 382,037.60
  4. Step 4: Simplify right side
    653,944.52x = 344,756,231,581.44
  5. Step 5: Solve for x
    x = 344,756,231,581.44/653,944.52
  6. Step 6: Final answer
    x = 527,194.92

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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.