Home / 738,083.55-1,107,125.33-239,447.55

Finding the Fourth Proportional to 738,083.55, 1,107,125.33 and 239,447.55

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Solution

The fourth proportional to 738,083.55, 1,107,125.33 and 239,447.55 is: 359,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,083.55 : 1,107,125.33 = 239,447.55 : x
  2. Step 2: Convert to fraction form
    738,083.55/1,107,125.33 = 239,447.55/x
  3. Step 3: Cross multiply
    738,083.55x = 1,107,125.33 × 239,447.55
  4. Step 4: Simplify right side
    738,083.55x = 265,098,446,614.20
  5. Step 5: Solve for x
    x = 265,098,446,614.20/738,083.55
  6. Step 6: Final answer
    x = 359,171.33

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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.