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Finding the Third Proportional to 108,970.31 and 238,960.13

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Solution

The third proportional to 108,970.31 and 238,960.13 is: 524,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,970.31 : 238,960.13 = 238,960.13 : x
  2. Step 2: Convert to fraction form
    108,970.31/238,960.13 = 238,960.13/x
  3. Step 3: Cross multiply
    108,970.31x = 238,960.13 × 238,960.13
  4. Step 4: Simplify right side
    108,970.31x = 57,101,941,340.02
  5. Step 5: Solve for x
    x = 57,101,941,340.02/108,970.31
  6. Step 6: Final answer
    x = 524,013.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.