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Finding the Fourth Proportional to 262,002.60, 393,003.90 and 232,972.20

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Solution

The fourth proportional to 262,002.60, 393,003.90 and 232,972.20 is: 349,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,002.60 : 393,003.90 = 232,972.20 : x
  2. Step 2: Convert to fraction form
    262,002.60/393,003.90 = 232,972.20/x
  3. Step 3: Cross multiply
    262,002.60x = 393,003.90 × 232,972.20
  4. Step 4: Simplify right side
    262,002.60x = 91,558,983,191.58
  5. Step 5: Solve for x
    x = 91,558,983,191.58/262,002.60
  6. Step 6: Final answer
    x = 349,458.30

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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.