Home / 998,754.88-1,498,126.56-333,901.12

Finding the Fourth Proportional to 998,754.88, 1,498,126.56 and 333,901.12

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Solution

The fourth proportional to 998,754.88, 1,498,126.56 and 333,901.12 is: 500,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,754.88 : 1,498,126.56 = 333,901.12 : x
  2. Step 2: Convert to fraction form
    998,754.88/1,498,126.56 = 333,901.12/x
  3. Step 3: Cross multiply
    998,754.88x = 1,498,126.56 × 333,901.12
  4. Step 4: Simplify right side
    998,754.88x = 500,226,136,285.75
  5. Step 5: Solve for x
    x = 500,226,136,285.75/998,754.88
  6. Step 6: Final answer
    x = 500,849.75

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Double scale
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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.