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Finding the Fourth Proportional to 263,773.53, 363,966.36 and 156,326.22

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Solution

The fourth proportional to 263,773.53, 363,966.36 and 156,326.22 is: 215,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,773.53 : 363,966.36 = 156,326.22 : x
  2. Step 2: Convert to fraction form
    263,773.53/363,966.36 = 156,326.22/x
  3. Step 3: Cross multiply
    263,773.53x = 363,966.36 × 156,326.22
  4. Step 4: Simplify right side
    263,773.53x = 56,897,485,265.96
  5. Step 5: Solve for x
    x = 56,897,485,265.96/263,773.53
  6. Step 6: Final answer
    x = 215,705.82

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1.5x scale

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.