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Finding the Fourth Proportional to 474,426.60, 654,710.30 and 259,566

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Solution

The fourth proportional to 474,426.60, 654,710.30 and 259,566 is: 358,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,426.60 : 654,710.30 = 259,566 : x
  2. Step 2: Convert to fraction form
    474,426.60/654,710.30 = 259,566/x
  3. Step 3: Cross multiply
    474,426.60x = 654,710.30 × 259,566
  4. Step 4: Simplify right side
    474,426.60x = 169,940,532,431.97
  5. Step 5: Solve for x
    x = 169,940,532,431.97/474,426.60
  6. Step 6: Final answer
    x = 358,201.95

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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.