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Finding the Fourth Proportional to 1,248.73, 1,873.08 and 597.49

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Solution

The fourth proportional to 1,248.73, 1,873.08 and 597.49 is: 896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248.73 : 1,873.08 = 597.49 : x
  2. Step 2: Convert to fraction form
    1,248.73/1,873.08 = 597.49/x
  3. Step 3: Cross multiply
    1,248.73x = 1,873.08 × 597.49
  4. Step 4: Simplify right side
    1,248.73x = 1,119,146.57
  5. Step 5: Solve for x
    x = 1,119,146.57/1,248.73
  6. Step 6: Final answer
    x = 896.23

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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.