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Finding the Fourth Proportional to 1,592.62, 2,197.95 and 929.53

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Solution

The fourth proportional to 1,592.62, 2,197.95 and 929.53 is: 1,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.62 : 2,197.95 = 929.53 : x
  2. Step 2: Convert to fraction form
    1,592.62/2,197.95 = 929.53/x
  3. Step 3: Cross multiply
    1,592.62x = 2,197.95 × 929.53
  4. Step 4: Simplify right side
    1,592.62x = 2,043,060.46
  5. Step 5: Solve for x
    x = 2,043,060.46/1,592.62
  6. Step 6: Final answer
    x = 1,282.83

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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.