Home / 738,765.26-1,108,148.13-177,799.76

Finding the Fourth Proportional to 738,765.26, 1,108,148.13 and 177,799.76

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Solution

The fourth proportional to 738,765.26, 1,108,148.13 and 177,799.76 is: 266,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,765.26 : 1,108,148.13 = 177,799.76 : x
  2. Step 2: Convert to fraction form
    738,765.26/1,108,148.13 = 177,799.76/x
  3. Step 3: Cross multiply
    738,765.26x = 1,108,148.13 × 177,799.76
  4. Step 4: Simplify right side
    738,765.26x = 197,028,471,558.45
  5. Step 5: Solve for x
    x = 197,028,471,558.45/738,765.26
  6. Step 6: Final answer
    x = 266,699.70

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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.