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Finding the Fourth Proportional to 253,302.76, 349,405.48 and 167,262.52

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Solution

The fourth proportional to 253,302.76, 349,405.48 and 167,262.52 is: 230,721.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,302.76 : 349,405.48 = 167,262.52 : x
  2. Step 2: Convert to fraction form
    253,302.76/349,405.48 = 167,262.52/x
  3. Step 3: Cross multiply
    253,302.76x = 349,405.48 × 167,262.52
  4. Step 4: Simplify right side
    253,302.76x = 58,442,441,086.61
  5. Step 5: Solve for x
    x = 58,442,441,086.61/253,302.76
  6. Step 6: Final answer
    x = 230,721.69

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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.