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Finding the Fourth Proportional to 532,986.69, 735,523.56 and 291,272.97

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Solution

The fourth proportional to 532,986.69, 735,523.56 and 291,272.97 is: 401,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,986.69 : 735,523.56 = 291,272.97 : x
  2. Step 2: Convert to fraction form
    532,986.69/735,523.56 = 291,272.97/x
  3. Step 3: Cross multiply
    532,986.69x = 735,523.56 × 291,272.97
  4. Step 4: Simplify right side
    532,986.69x = 214,238,131,826.17
  5. Step 5: Solve for x
    x = 214,238,131,826.17/532,986.69
  6. Step 6: Final answer
    x = 401,957.75

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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.