Home / 563,175.17-844,765.61-142,451.45

Finding the Fourth Proportional to 563,175.17, 844,765.61 and 142,451.45

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Solution

The fourth proportional to 563,175.17, 844,765.61 and 142,451.45 is: 213,677.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,175.17 : 844,765.61 = 142,451.45 : x
  2. Step 2: Convert to fraction form
    563,175.17/844,765.61 = 142,451.45/x
  3. Step 3: Cross multiply
    563,175.17x = 844,765.61 × 142,451.45
  4. Step 4: Simplify right side
    563,175.17x = 120,338,081,118.55
  5. Step 5: Solve for x
    x = 120,338,081,118.55/563,175.17
  6. Step 6: Final answer
    x = 213,677.89

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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.