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Finding the Fourth Proportional to 616,127.92, 850,226.08 and 344,141.68

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Solution

The fourth proportional to 616,127.92, 850,226.08 and 344,141.68 is: 474,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,127.92 : 850,226.08 = 344,141.68 : x
  2. Step 2: Convert to fraction form
    616,127.92/850,226.08 = 344,141.68/x
  3. Step 3: Cross multiply
    616,127.92x = 850,226.08 × 344,141.68
  4. Step 4: Simplify right side
    616,127.92x = 292,598,231,551.01
  5. Step 5: Solve for x
    x = 292,598,231,551.01/616,127.92
  6. Step 6: Final answer
    x = 474,898.51

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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.