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Finding the Third Proportional to 115,484 and 180,518

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Solution

The third proportional to 115,484 and 180,518 is: 282,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,484 : 180,518 = 180,518 : x
  2. Step 2: Convert to fraction form
    115,484/180,518 = 180,518/x
  3. Step 3: Cross multiply
    115,484x = 180,518 × 180,518
  4. Step 4: Simplify right side
    115,484x = 32,586,748,324
  5. Step 5: Solve for x
    x = 32,586,748,324/115,484
  6. Step 6: Final answer
    x = 282,175.44

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.