Home / 482,002.20-723,003.30-304,855.20

Finding the Fourth Proportional to 482,002.20, 723,003.30 and 304,855.20

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Solution

The fourth proportional to 482,002.20, 723,003.30 and 304,855.20 is: 457,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,002.20 : 723,003.30 = 304,855.20 : x
  2. Step 2: Convert to fraction form
    482,002.20/723,003.30 = 304,855.20/x
  3. Step 3: Cross multiply
    482,002.20x = 723,003.30 × 304,855.20
  4. Step 4: Simplify right side
    482,002.20x = 220,411,315,622.16
  5. Step 5: Solve for x
    x = 220,411,315,622.16/482,002.20
  6. Step 6: Final answer
    x = 457,282.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.