Home / 749,188.01-1,123,800.24-243,750.44

Finding the Fourth Proportional to 749,188.01, 1,123,800.24 and 243,750.44

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Solution

The fourth proportional to 749,188.01, 1,123,800.24 and 243,750.44 is: 365,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,188.01 : 1,123,800.24 = 243,750.44 : x
  2. Step 2: Convert to fraction form
    749,188.01/1,123,800.24 = 243,750.44/x
  3. Step 3: Cross multiply
    749,188.01x = 1,123,800.24 × 243,750.44
  4. Step 4: Simplify right side
    749,188.01x = 273,926,802,972.11
  5. Step 5: Solve for x
    x = 273,926,802,972.11/749,188.01
  6. Step 6: Final answer
    x = 365,631.59

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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.