Home / 681,641.20-1,022,461.80-232,212.70

Finding the Fourth Proportional to 681,641.20, 1,022,461.80 and 232,212.70

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Solution

The fourth proportional to 681,641.20, 1,022,461.80 and 232,212.70 is: 348,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,641.20 : 1,022,461.80 = 232,212.70 : x
  2. Step 2: Convert to fraction form
    681,641.20/1,022,461.80 = 232,212.70/x
  3. Step 3: Cross multiply
    681,641.20x = 1,022,461.80 × 232,212.70
  4. Step 4: Simplify right side
    681,641.20x = 237,428,615,224.86
  5. Step 5: Solve for x
    x = 237,428,615,224.86/681,641.20
  6. Step 6: Final answer
    x = 348,319.05

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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.