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Finding the Third Proportional to 61,530.50 and 134,178.50

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Solution

The third proportional to 61,530.50 and 134,178.50 is: 292,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,530.50 : 134,178.50 = 134,178.50 : x
  2. Step 2: Convert to fraction form
    61,530.50/134,178.50 = 134,178.50/x
  3. Step 3: Cross multiply
    61,530.50x = 134,178.50 × 134,178.50
  4. Step 4: Simplify right side
    61,530.50x = 18,003,869,862.25
  5. Step 5: Solve for x
    x = 18,003,869,862.25/61,530.50
  6. Step 6: Final answer
    x = 292,600.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.