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Finding the Third Proportional to 77,656.08 and 169,851.66

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Solution

The third proportional to 77,656.08 and 169,851.66 is: 371,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,656.08 : 169,851.66 = 169,851.66 : x
  2. Step 2: Convert to fraction form
    77,656.08/169,851.66 = 169,851.66/x
  3. Step 3: Cross multiply
    77,656.08x = 169,851.66 × 169,851.66
  4. Step 4: Simplify right side
    77,656.08x = 28,849,585,130.87
  5. Step 5: Solve for x
    x = 28,849,585,130.87/77,656.08
  6. Step 6: Final answer
    x = 371,504.53

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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.