Home / 951,899.76-1,313,609.40-543,996.92

Finding the Fourth Proportional to 951,899.76, 1,313,609.40 and 543,996.92

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Solution

The fourth proportional to 951,899.76, 1,313,609.40 and 543,996.92 is: 750,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,899.76 : 1,313,609.40 = 543,996.92 : x
  2. Step 2: Convert to fraction form
    951,899.76/1,313,609.40 = 543,996.92/x
  3. Step 3: Cross multiply
    951,899.76x = 1,313,609.40 × 543,996.92
  4. Step 4: Simplify right side
    951,899.76x = 714,599,467,683.05
  5. Step 5: Solve for x
    x = 714,599,467,683.05/951,899.76
  6. Step 6: Final answer
    x = 750,708.74

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.