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Finding the Fourth Proportional to 637.11, 881.28 and 595.94

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Solution

The fourth proportional to 637.11, 881.28 and 595.94 is: 824.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.11 : 881.28 = 595.94 : x
  2. Step 2: Convert to fraction form
    637.11/881.28 = 595.94/x
  3. Step 3: Cross multiply
    637.11x = 881.28 × 595.94
  4. Step 4: Simplify right side
    637.11x = 525,185.60
  5. Step 5: Solve for x
    x = 525,185.60/637.11
  6. Step 6: Final answer
    x = 824.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.