Home / 534,775.19-737,919.60-319,836.83

Finding the Fourth Proportional to 534,775.19, 737,919.60 and 319,836.83

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Solution

The fourth proportional to 534,775.19, 737,919.60 and 319,836.83 is: 441,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,775.19 : 737,919.60 = 319,836.83 : x
  2. Step 2: Convert to fraction form
    534,775.19/737,919.60 = 319,836.83/x
  3. Step 3: Cross multiply
    534,775.19x = 737,919.60 × 319,836.83
  4. Step 4: Simplify right side
    534,775.19x = 236,013,865,658.87
  5. Step 5: Solve for x
    x = 236,013,865,658.87/534,775.19
  6. Step 6: Final answer
    x = 441,332.86

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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.