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Finding the Fourth Proportional to 17,492.34, 26,242.17 and 9,684.78

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Solution

The fourth proportional to 17,492.34, 26,242.17 and 9,684.78 is: 14,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,492.34 : 26,242.17 = 9,684.78 : x
  2. Step 2: Convert to fraction form
    17,492.34/26,242.17 = 9,684.78/x
  3. Step 3: Cross multiply
    17,492.34x = 26,242.17 × 9,684.78
  4. Step 4: Simplify right side
    17,492.34x = 254,149,643.17
  5. Step 5: Solve for x
    x = 254,149,643.17/17,492.34
  6. Step 6: Final answer
    x = 14,529.20

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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.