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Finding the Fourth Proportional to 262,217.80, 393,326.70 and 232,693.30

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Solution

The fourth proportional to 262,217.80, 393,326.70 and 232,693.30 is: 349,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,217.80 : 393,326.70 = 232,693.30 : x
  2. Step 2: Convert to fraction form
    262,217.80/393,326.70 = 232,693.30/x
  3. Step 3: Cross multiply
    262,217.80x = 393,326.70 × 232,693.30
  4. Step 4: Simplify right side
    262,217.80x = 91,524,487,801.11
  5. Step 5: Solve for x
    x = 91,524,487,801.11/262,217.80
  6. Step 6: Final answer
    x = 349,039.95

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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.