Home / 534,920.27-738,265.67-331,036.85

Finding the Fourth Proportional to 534,920.27, 738,265.67 and 331,036.85

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Solution

The fourth proportional to 534,920.27, 738,265.67 and 331,036.85 is: 456,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,920.27 : 738,265.67 = 331,036.85 : x
  2. Step 2: Convert to fraction form
    534,920.27/738,265.67 = 331,036.85/x
  3. Step 3: Cross multiply
    534,920.27x = 738,265.67 × 331,036.85
  4. Step 4: Simplify right side
    534,920.27x = 244,393,140,284.39
  5. Step 5: Solve for x
    x = 244,393,140,284.39/534,920.27
  6. Step 6: Final answer
    x = 456,877.70

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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.