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Finding the Third Proportional to 70,934.63 and 155,689.88

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Solution

The third proportional to 70,934.63 and 155,689.88 is: 341,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,934.63 : 155,689.88 = 155,689.88 : x
  2. Step 2: Convert to fraction form
    70,934.63/155,689.88 = 155,689.88/x
  3. Step 3: Cross multiply
    70,934.63x = 155,689.88 × 155,689.88
  4. Step 4: Simplify right side
    70,934.63x = 24,239,337,177.52
  5. Step 5: Solve for x
    x = 24,239,337,177.52/70,934.63
  6. Step 6: Final answer
    x = 341,713.76

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