Home / 731,919.91-1,098,193.87-282,956.10

Finding the Fourth Proportional to 731,919.91, 1,098,193.87 and 282,956.10

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Solution

The fourth proportional to 731,919.91, 1,098,193.87 and 282,956.10 is: 424,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,919.91 : 1,098,193.87 = 282,956.10 : x
  2. Step 2: Convert to fraction form
    731,919.91/1,098,193.87 = 282,956.10/x
  3. Step 3: Cross multiply
    731,919.91x = 1,098,193.87 × 282,956.10
  4. Step 4: Simplify right side
    731,919.91x = 310,740,649,673.49
  5. Step 5: Solve for x
    x = 310,740,649,673.49/731,919.91
  6. Step 6: Final answer
    x = 424,555.54

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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.