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Finding the Fourth Proportional to 269,680.07, 372,019.51 and 167,666.84

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Solution

The fourth proportional to 269,680.07, 372,019.51 and 167,666.84 is: 231,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,680.07 : 372,019.51 = 167,666.84 : x
  2. Step 2: Convert to fraction form
    269,680.07/372,019.51 = 167,666.84/x
  3. Step 3: Cross multiply
    269,680.07x = 372,019.51 × 167,666.84
  4. Step 4: Simplify right side
    269,680.07x = 62,375,334,821.71
  5. Step 5: Solve for x
    x = 62,375,334,821.71/269,680.07
  6. Step 6: Final answer
    x = 231,293.83

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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.