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Finding the Fourth Proportional to 227,262.93, 313,620.71 and 123,897.11

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Solution

The fourth proportional to 227,262.93, 313,620.71 and 123,897.11 is: 170,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,262.93 : 313,620.71 = 123,897.11 : x
  2. Step 2: Convert to fraction form
    227,262.93/313,620.71 = 123,897.11/x
  3. Step 3: Cross multiply
    227,262.93x = 313,620.71 × 123,897.11
  4. Step 4: Simplify right side
    227,262.93x = 38,856,698,037.04
  5. Step 5: Solve for x
    x = 38,856,698,037.04/227,262.93
  6. Step 6: Final answer
    x = 170,976.85

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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.