Home / 526,057.28-788,167.20-437,877.44

Finding the Fourth Proportional to 526,057.28, 788,167.20 and 437,877.44

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Solution

The fourth proportional to 526,057.28, 788,167.20 and 437,877.44 is: 656,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,057.28 : 788,167.20 = 437,877.44 : x
  2. Step 2: Convert to fraction form
    526,057.28/788,167.20 = 437,877.44/x
  3. Step 3: Cross multiply
    526,057.28x = 788,167.20 × 437,877.44
  4. Step 4: Simplify right side
    526,057.28x = 345,120,635,827.97
  5. Step 5: Solve for x
    x = 345,120,635,827.97/526,057.28
  6. Step 6: Final answer
    x = 656,051.44

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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.