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Finding the Third Proportional to 113,480.75 and 170,710.50

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Solution

The third proportional to 113,480.75 and 170,710.50 is: 256,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,480.75 : 170,710.50 = 170,710.50 : x
  2. Step 2: Convert to fraction form
    113,480.75/170,710.50 = 170,710.50/x
  3. Step 3: Cross multiply
    113,480.75x = 170,710.50 × 170,710.50
  4. Step 4: Simplify right side
    113,480.75x = 29,142,074,810.25
  5. Step 5: Solve for x
    x = 29,142,074,810.25/113,480.75
  6. Step 6: Final answer
    x = 256,801.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.