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Finding the Fourth Proportional to 17,487, 26,230.68 and 9,712.17

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Solution

The fourth proportional to 17,487, 26,230.68 and 9,712.17 is: 14,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487 : 26,230.68 = 9,712.17 : x
  2. Step 2: Convert to fraction form
    17,487/26,230.68 = 9,712.17/x
  3. Step 3: Cross multiply
    17,487x = 26,230.68 × 9,712.17
  4. Step 4: Simplify right side
    17,487x = 254,756,823.38
  5. Step 5: Solve for x
    x = 254,756,823.38/17,487
  6. Step 6: Final answer
    x = 14,568.35

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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.