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Finding the Fourth Proportional to 317,046.96, 437,527.92 and 173,809.92

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Solution

The fourth proportional to 317,046.96, 437,527.92 and 173,809.92 is: 239,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,046.96 : 437,527.92 = 173,809.92 : x
  2. Step 2: Convert to fraction form
    317,046.96/437,527.92 = 173,809.92/x
  3. Step 3: Cross multiply
    317,046.96x = 437,527.92 × 173,809.92
  4. Step 4: Simplify right side
    317,046.96x = 76,046,692,772.97
  5. Step 5: Solve for x
    x = 76,046,692,772.97/317,046.96
  6. Step 6: Final answer
    x = 239,859.40

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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.