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Finding the Fourth Proportional to 1,637.72, 2,455.04 and 597.48

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Solution

The fourth proportional to 1,637.72, 2,455.04 and 597.48 is: 895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.72 : 2,455.04 = 597.48 : x
  2. Step 2: Convert to fraction form
    1,637.72/2,455.04 = 597.48/x
  3. Step 3: Cross multiply
    1,637.72x = 2,455.04 × 597.48
  4. Step 4: Simplify right side
    1,637.72x = 1,466,837.30
  5. Step 5: Solve for x
    x = 1,466,837.30/1,637.72
  6. Step 6: Final answer
    x = 895.66

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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.