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Finding the Fourth Proportional to 185,841.44, 278,762.22 and 45,600.06

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Solution

The fourth proportional to 185,841.44, 278,762.22 and 45,600.06 is: 68,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,841.44 : 278,762.22 = 45,600.06 : x
  2. Step 2: Convert to fraction form
    185,841.44/278,762.22 = 45,600.06/x
  3. Step 3: Cross multiply
    185,841.44x = 278,762.22 × 45,600.06
  4. Step 4: Simplify right side
    185,841.44x = 12,711,573,957.73
  5. Step 5: Solve for x
    x = 12,711,573,957.73/185,841.44
  6. Step 6: Final answer
    x = 68,400.10

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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.