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Finding the Fourth Proportional to 533,909.96, 736,773.54 and 292,186.52

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Solution

The fourth proportional to 533,909.96, 736,773.54 and 292,186.52 is: 403,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,909.96 : 736,773.54 = 292,186.52 : x
  2. Step 2: Convert to fraction form
    533,909.96/736,773.54 = 292,186.52/x
  3. Step 3: Cross multiply
    533,909.96x = 736,773.54 × 292,186.52
  4. Step 4: Simplify right side
    533,909.96x = 215,275,296,680.68
  5. Step 5: Solve for x
    x = 215,275,296,680.68/533,909.96
  6. Step 6: Final answer
    x = 403,205.25

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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.