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Finding the Fourth Proportional to 207,195.60, 310,793.40 and 173,953.20

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Solution

The fourth proportional to 207,195.60, 310,793.40 and 173,953.20 is: 260,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,195.60 : 310,793.40 = 173,953.20 : x
  2. Step 2: Convert to fraction form
    207,195.60/310,793.40 = 173,953.20/x
  3. Step 3: Cross multiply
    207,195.60x = 310,793.40 × 173,953.20
  4. Step 4: Simplify right side
    207,195.60x = 54,063,506,468.88
  5. Step 5: Solve for x
    x = 54,063,506,468.88/207,195.60
  6. Step 6: Final answer
    x = 260,929.80

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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.