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Finding the Fourth Proportional to 226,952.10, 340,428.15 and 216,065.70

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Solution

The fourth proportional to 226,952.10, 340,428.15 and 216,065.70 is: 324,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,952.10 : 340,428.15 = 216,065.70 : x
  2. Step 2: Convert to fraction form
    226,952.10/340,428.15 = 216,065.70/x
  3. Step 3: Cross multiply
    226,952.10x = 340,428.15 × 216,065.70
  4. Step 4: Simplify right side
    226,952.10x = 73,554,846,529.46
  5. Step 5: Solve for x
    x = 73,554,846,529.46/226,952.10
  6. Step 6: Final answer
    x = 324,098.55

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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.