Home / 868,651.92-1,199,325.60-542,463.36

Finding the Fourth Proportional to 868,651.92, 1,199,325.60 and 542,463.36

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Solution

The fourth proportional to 868,651.92, 1,199,325.60 and 542,463.36 is: 748,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,651.92 : 1,199,325.60 = 542,463.36 : x
  2. Step 2: Convert to fraction form
    868,651.92/1,199,325.60 = 542,463.36/x
  3. Step 3: Cross multiply
    868,651.92x = 1,199,325.60 × 542,463.36
  4. Step 4: Simplify right side
    868,651.92x = 650,590,194,710.02
  5. Step 5: Solve for x
    x = 650,590,194,710.02/868,651.92
  6. Step 6: Final answer
    x = 748,965.36

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Double scale
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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.