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Finding the Fourth Proportional to 226,710.10, 340,065.15 and 202,215.70

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Solution

The fourth proportional to 226,710.10, 340,065.15 and 202,215.70 is: 303,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,710.10 : 340,065.15 = 202,215.70 : x
  2. Step 2: Convert to fraction form
    226,710.10/340,065.15 = 202,215.70/x
  3. Step 3: Cross multiply
    226,710.10x = 340,065.15 × 202,215.70
  4. Step 4: Simplify right side
    226,710.10x = 68,766,512,352.86
  5. Step 5: Solve for x
    x = 68,766,512,352.86/226,710.10
  6. Step 6: Final answer
    x = 303,323.55

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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.