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Finding the Fourth Proportional to 238,353.41, 328,581.28 and 166,510.46

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Solution

The fourth proportional to 238,353.41, 328,581.28 and 166,510.46 is: 229,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,353.41 : 328,581.28 = 166,510.46 : x
  2. Step 2: Convert to fraction form
    238,353.41/328,581.28 = 166,510.46/x
  3. Step 3: Cross multiply
    238,353.41x = 328,581.28 × 166,510.46
  4. Step 4: Simplify right side
    238,353.41x = 54,712,220,080.19
  5. Step 5: Solve for x
    x = 54,712,220,080.19/238,353.41
  6. Step 6: Final answer
    x = 229,542.43

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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.