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Finding the Third Proportional to 71,330.63 and 110,386.13

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Solution

The third proportional to 71,330.63 and 110,386.13 is: 170,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,330.63 : 110,386.13 = 110,386.13 : x
  2. Step 2: Convert to fraction form
    71,330.63/110,386.13 = 110,386.13/x
  3. Step 3: Cross multiply
    71,330.63x = 110,386.13 × 110,386.13
  4. Step 4: Simplify right side
    71,330.63x = 12,185,096,592.52
  5. Step 5: Solve for x
    x = 12,185,096,592.52/71,330.63
  6. Step 6: Final answer
    x = 170,825.60

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.