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Finding the Fourth Proportional to 1,537.73, 2,306.08 and 497.45

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Solution

The fourth proportional to 1,537.73, 2,306.08 and 497.45 is: 746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.73 : 2,306.08 = 497.45 : x
  2. Step 2: Convert to fraction form
    1,537.73/2,306.08 = 497.45/x
  3. Step 3: Cross multiply
    1,537.73x = 2,306.08 × 497.45
  4. Step 4: Simplify right side
    1,537.73x = 1,147,165.88
  5. Step 5: Solve for x
    x = 1,147,165.88/1,537.73
  6. Step 6: Final answer
    x = 746.01

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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.