Home / 559,996.70-839,919.45-223,285.10

Finding the Fourth Proportional to 559,996.70, 839,919.45 and 223,285.10

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Solution

The fourth proportional to 559,996.70, 839,919.45 and 223,285.10 is: 334,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,996.70 : 839,919.45 = 223,285.10 : x
  2. Step 2: Convert to fraction form
    559,996.70/839,919.45 = 223,285.10/x
  3. Step 3: Cross multiply
    559,996.70x = 839,919.45 × 223,285.10
  4. Step 4: Simplify right side
    559,996.70x = 187,541,498,385.20
  5. Step 5: Solve for x
    x = 187,541,498,385.20/559,996.70
  6. Step 6: Final answer
    x = 334,897.51

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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.