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Finding the Fourth Proportional to 322,041.60, 483,062.24 and 100,425.60

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Solution

The fourth proportional to 322,041.60, 483,062.24 and 100,425.60 is: 150,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,041.60 : 483,062.24 = 100,425.60 : x
  2. Step 2: Convert to fraction form
    322,041.60/483,062.24 = 100,425.60/x
  3. Step 3: Cross multiply
    322,041.60x = 483,062.24 × 100,425.60
  4. Step 4: Simplify right side
    322,041.60x = 48,511,815,289.34
  5. Step 5: Solve for x
    x = 48,511,815,289.34/322,041.60
  6. Step 6: Final answer
    x = 150,638.35

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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.