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Finding the Fourth Proportional to 360,923.60, 541,385.40 and 248,949.20

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Solution

The fourth proportional to 360,923.60, 541,385.40 and 248,949.20 is: 373,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,923.60 : 541,385.40 = 248,949.20 : x
  2. Step 2: Convert to fraction form
    360,923.60/541,385.40 = 248,949.20/x
  3. Step 3: Cross multiply
    360,923.60x = 541,385.40 × 248,949.20
  4. Step 4: Simplify right side
    360,923.60x = 134,777,462,221.68
  5. Step 5: Solve for x
    x = 134,777,462,221.68/360,923.60
  6. Step 6: Final answer
    x = 373,423.80

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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.