Home / 681,621.60-1,022,432.40-232,849.20

Finding the Fourth Proportional to 681,621.60, 1,022,432.40 and 232,849.20

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Solution

The fourth proportional to 681,621.60, 1,022,432.40 and 232,849.20 is: 349,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,621.60 : 1,022,432.40 = 232,849.20 : x
  2. Step 2: Convert to fraction form
    681,621.60/1,022,432.40 = 232,849.20/x
  3. Step 3: Cross multiply
    681,621.60x = 1,022,432.40 × 232,849.20
  4. Step 4: Simplify right side
    681,621.60x = 238,072,566,394.08
  5. Step 5: Solve for x
    x = 238,072,566,394.08/681,621.60
  6. Step 6: Final answer
    x = 349,273.80

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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.