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Finding the Third Proportional to 60,290.25 and 127,345.50

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Solution

The third proportional to 60,290.25 and 127,345.50 is: 268,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,290.25 : 127,345.50 = 127,345.50 : x
  2. Step 2: Convert to fraction form
    60,290.25/127,345.50 = 127,345.50/x
  3. Step 3: Cross multiply
    60,290.25x = 127,345.50 × 127,345.50
  4. Step 4: Simplify right side
    60,290.25x = 16,216,876,370.25
  5. Step 5: Solve for x
    x = 16,216,876,370.25/60,290.25
  6. Step 6: Final answer
    x = 268,980.08

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.