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Finding the Third Proportional to 115,587 and 169,381.13

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Solution

The third proportional to 115,587 and 169,381.13 is: 248,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,587 : 169,381.13 = 169,381.13 : x
  2. Step 2: Convert to fraction form
    115,587/169,381.13 = 169,381.13/x
  3. Step 3: Cross multiply
    115,587x = 169,381.13 × 169,381.13
  4. Step 4: Simplify right side
    115,587x = 28,689,965,506.27
  5. Step 5: Solve for x
    x = 28,689,965,506.27/115,587
  6. Step 6: Final answer
    x = 248,211.01

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.