Home / 534,429.20-737,524.24-304,981.90

Finding the Fourth Proportional to 534,429.20, 737,524.24 and 304,981.90

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Solution

The fourth proportional to 534,429.20, 737,524.24 and 304,981.90 is: 420,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,429.20 : 737,524.24 = 304,981.90 : x
  2. Step 2: Convert to fraction form
    534,429.20/737,524.24 = 304,981.90/x
  3. Step 3: Cross multiply
    534,429.20x = 737,524.24 × 304,981.90
  4. Step 4: Simplify right side
    534,429.20x = 224,931,544,011.26
  5. Step 5: Solve for x
    x = 224,931,544,011.26/534,429.20
  6. Step 6: Final answer
    x = 420,881.84

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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.