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Finding the Fourth Proportional to 252,000.60, 377,612.10 and 218,563.80

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Solution

The fourth proportional to 252,000.60, 377,612.10 and 218,563.80 is: 327,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,000.60 : 377,612.10 = 218,563.80 : x
  2. Step 2: Convert to fraction form
    252,000.60/377,612.10 = 218,563.80/x
  3. Step 3: Cross multiply
    252,000.60x = 377,612.10 × 218,563.80
  4. Step 4: Simplify right side
    252,000.60x = 82,532,335,501.98
  5. Step 5: Solve for x
    x = 82,532,335,501.98/252,000.60
  6. Step 6: Final answer
    x = 327,508.49

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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.