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Finding the Third Proportional to 98,399.18 and 156,648.94

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Solution

The third proportional to 98,399.18 and 156,648.94 is: 249,381.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,399.18 : 156,648.94 = 156,648.94 : x
  2. Step 2: Convert to fraction form
    98,399.18/156,648.94 = 156,648.94/x
  3. Step 3: Cross multiply
    98,399.18x = 156,648.94 × 156,648.94
  4. Step 4: Simplify right side
    98,399.18x = 24,538,889,619.88
  5. Step 5: Solve for x
    x = 24,538,889,619.88/98,399.18
  6. Step 6: Final answer
    x = 249,381.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.