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Finding the Third Proportional to 137,577.75 and 301,210.13

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Solution

The third proportional to 137,577.75 and 301,210.13 is: 659,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,577.75 : 301,210.13 = 301,210.13 : x
  2. Step 2: Convert to fraction form
    137,577.75/301,210.13 = 301,210.13/x
  3. Step 3: Cross multiply
    137,577.75x = 301,210.13 × 301,210.13
  4. Step 4: Simplify right side
    137,577.75x = 90,727,539,402.52
  5. Step 5: Solve for x
    x = 90,727,539,402.52/137,577.75
  6. Step 6: Final answer
    x = 659,463.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.