Home / 738,832.20-1,108,248.30-177,866.70

Finding the Fourth Proportional to 738,832.20, 1,108,248.30 and 177,866.70

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Solution

The fourth proportional to 738,832.20, 1,108,248.30 and 177,866.70 is: 266,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,832.20 : 1,108,248.30 = 177,866.70 : x
  2. Step 2: Convert to fraction form
    738,832.20/1,108,248.30 = 177,866.70/x
  3. Step 3: Cross multiply
    738,832.20x = 1,108,248.30 × 177,866.70
  4. Step 4: Simplify right side
    738,832.20x = 197,120,467,901.61
  5. Step 5: Solve for x
    x = 197,120,467,901.61/738,832.20
  6. Step 6: Final answer
    x = 266,800.05

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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.