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Finding the Fourth Proportional to 8,417.62, 12,625.53 and 3,737.71

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Solution

The fourth proportional to 8,417.62, 12,625.53 and 3,737.71 is: 5,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.62 : 12,625.53 = 3,737.71 : x
  2. Step 2: Convert to fraction form
    8,417.62/12,625.53 = 3,737.71/x
  3. Step 3: Cross multiply
    8,417.62x = 12,625.53 × 3,737.71
  4. Step 4: Simplify right side
    8,417.62x = 47,190,569.74
  5. Step 5: Solve for x
    x = 47,190,569.74/8,417.62
  6. Step 6: Final answer
    x = 5,606.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.