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Finding the Fourth Proportional to 337,654.60, 465,507.35 and 216,585.71

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Solution

The fourth proportional to 337,654.60, 465,507.35 and 216,585.71 is: 298,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,654.60 : 465,507.35 = 216,585.71 : x
  2. Step 2: Convert to fraction form
    337,654.60/465,507.35 = 216,585.71/x
  3. Step 3: Cross multiply
    337,654.60x = 465,507.35 × 216,585.71
  4. Step 4: Simplify right side
    337,654.60x = 100,822,238,827.04
  5. Step 5: Solve for x
    x = 100,822,238,827.04/337,654.60
  6. Step 6: Final answer
    x = 298,595.78

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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.