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Finding the Fourth Proportional to 881,793.44, 1,216,906.44 and 542,196.08

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Solution

The fourth proportional to 881,793.44, 1,216,906.44 and 542,196.08 is: 748,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,793.44 : 1,216,906.44 = 542,196.08 : x
  2. Step 2: Convert to fraction form
    881,793.44/1,216,906.44 = 542,196.08/x
  3. Step 3: Cross multiply
    881,793.44x = 1,216,906.44 × 542,196.08
  4. Step 4: Simplify right side
    881,793.44x = 659,801,901,494.76
  5. Step 5: Solve for x
    x = 659,801,901,494.76/881,793.44
  6. Step 6: Final answer
    x = 748,249.95

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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.