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Finding the Fourth Proportional to 322,045.55, 444,442.97 and 186,104.46

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Solution

The fourth proportional to 322,045.55, 444,442.97 and 186,104.46 is: 256,835.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,045.55 : 444,442.97 = 186,104.46 : x
  2. Step 2: Convert to fraction form
    322,045.55/444,442.97 = 186,104.46/x
  3. Step 3: Cross multiply
    322,045.55x = 444,442.97 × 186,104.46
  4. Step 4: Simplify right side
    322,045.55x = 82,712,818,932.65
  5. Step 5: Solve for x
    x = 82,712,818,932.65/322,045.55
  6. Step 6: Final answer
    x = 256,835.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.