Home / 681,237.92-1,020,112.14-568,638.20

Finding the Fourth Proportional to 681,237.92, 1,020,112.14 and 568,638.20

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Solution

The fourth proportional to 681,237.92, 1,020,112.14 and 568,638.20 is: 851,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,237.92 : 1,020,112.14 = 568,638.20 : x
  2. Step 2: Convert to fraction form
    681,237.92/1,020,112.14 = 568,638.20/x
  3. Step 3: Cross multiply
    681,237.92x = 1,020,112.14 × 568,638.20
  4. Step 4: Simplify right side
    681,237.92x = 580,074,731,087.75
  5. Step 5: Solve for x
    x = 580,074,731,087.75/681,237.92
  6. Step 6: Final answer
    x = 851,500.94

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Double scale
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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.