Home / 534,429.72-737,524.90-304,982.40

Finding the Fourth Proportional to 534,429.72, 737,524.90 and 304,982.40

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Solution

The fourth proportional to 534,429.72, 737,524.90 and 304,982.40 is: 420,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,429.72 : 737,524.90 = 304,982.40 : x
  2. Step 2: Convert to fraction form
    534,429.72/737,524.90 = 304,982.40/x
  3. Step 3: Cross multiply
    534,429.72x = 737,524.90 × 304,982.40
  4. Step 4: Simplify right side
    534,429.72x = 224,932,114,061.76
  5. Step 5: Solve for x
    x = 224,932,114,061.76/534,429.72
  6. Step 6: Final answer
    x = 420,882.50

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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.