Home / 747,440.70-1,121,339.24-242,001.83

Finding the Fourth Proportional to 747,440.70, 1,121,339.24 and 242,001.83

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Solution

The fourth proportional to 747,440.70, 1,121,339.24 and 242,001.83 is: 363,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,440.70 : 1,121,339.24 = 242,001.83 : x
  2. Step 2: Convert to fraction form
    747,440.70/1,121,339.24 = 242,001.83/x
  3. Step 3: Cross multiply
    747,440.70x = 1,121,339.24 × 242,001.83
  4. Step 4: Simplify right side
    747,440.70x = 271,366,150,631.66
  5. Step 5: Solve for x
    x = 271,366,150,631.66/747,440.70
  6. Step 6: Final answer
    x = 363,060.44

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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.