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Finding the Fourth Proportional to 1,001.73, 1,503.29 and 591.12

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Solution

The fourth proportional to 1,001.73, 1,503.29 and 591.12 is: 887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001.73 : 1,503.29 = 591.12 : x
  2. Step 2: Convert to fraction form
    1,001.73/1,503.29 = 591.12/x
  3. Step 3: Cross multiply
    1,001.73x = 1,503.29 × 591.12
  4. Step 4: Simplify right side
    1,001.73x = 888,624.78
  5. Step 5: Solve for x
    x = 888,624.78/1,001.73
  6. Step 6: Final answer
    x = 887.09

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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.