Home / 534,737.72-737,867.82-319,799.36

Finding the Fourth Proportional to 534,737.72, 737,867.82 and 319,799.36

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Solution

The fourth proportional to 534,737.72, 737,867.82 and 319,799.36 is: 441,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,737.72 : 737,867.82 = 319,799.36 : x
  2. Step 2: Convert to fraction form
    534,737.72/737,867.82 = 319,799.36/x
  3. Step 3: Cross multiply
    534,737.72x = 737,867.82 × 319,799.36
  4. Step 4: Simplify right side
    534,737.72x = 235,969,656,600.60
  5. Step 5: Solve for x
    x = 235,969,656,600.60/534,737.72
  6. Step 6: Final answer
    x = 441,281.11

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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.