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Finding the Fourth Proportional to 225,332.47, 338,062.29 and 112,876.93

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Solution

The fourth proportional to 225,332.47, 338,062.29 and 112,876.93 is: 169,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,332.47 : 338,062.29 = 112,876.93 : x
  2. Step 2: Convert to fraction form
    225,332.47/338,062.29 = 112,876.93/x
  3. Step 3: Cross multiply
    225,332.47x = 338,062.29 × 112,876.93
  4. Step 4: Simplify right side
    225,332.47x = 38,159,433,443.97
  5. Step 5: Solve for x
    x = 38,159,433,443.97/225,332.47
  6. Step 6: Final answer
    x = 169,347.25

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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.