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Finding the Fourth Proportional to 2,348.17, 3,522.11 and 616.79

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Solution

The fourth proportional to 2,348.17, 3,522.11 and 616.79 is: 925.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.17 : 3,522.11 = 616.79 : x
  2. Step 2: Convert to fraction form
    2,348.17/3,522.11 = 616.79/x
  3. Step 3: Cross multiply
    2,348.17x = 3,522.11 × 616.79
  4. Step 4: Simplify right side
    2,348.17x = 2,172,402.23
  5. Step 5: Solve for x
    x = 2,172,402.23/2,348.17
  6. Step 6: Final answer
    x = 925.15

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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.