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Finding the Fourth Proportional to 1,637.55, 2,455.96 and 467.53

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Solution

The fourth proportional to 1,637.55, 2,455.96 and 467.53 is: 701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.55 : 2,455.96 = 467.53 : x
  2. Step 2: Convert to fraction form
    1,637.55/2,455.96 = 467.53/x
  3. Step 3: Cross multiply
    1,637.55x = 2,455.96 × 467.53
  4. Step 4: Simplify right side
    1,637.55x = 1,148,234.98
  5. Step 5: Solve for x
    x = 1,148,234.98/1,637.55
  6. Step 6: Final answer
    x = 701.19

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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.