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Finding the Third Proportional to 17,928,017.93 and 38,598,943.92

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Solution

The third proportional to 17,928,017.93 and 38,598,943.92 is: 83,103,356.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928,017.93 : 38,598,943.92 = 38,598,943.92 : x
  2. Step 2: Convert to fraction form
    17,928,017.93/38,598,943.92 = 38,598,943.92/x
  3. Step 3: Cross multiply
    17,928,017.93x = 38,598,943.92 × 38,598,943.92
  4. Step 4: Simplify right side
    17,928,017.93x = 1,489,878,471,884,051
  5. Step 5: Solve for x
    x = 1,489,878,471,884,051/17,928,017.93
  6. Step 6: Final answer
    x = 83,103,356.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.