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Finding the Third Proportional to 11,157,479.16 and 17,241,149.95

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Solution

The third proportional to 11,157,479.16 and 17,241,149.95 is: 26,641,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,479.16 : 17,241,149.95 = 17,241,149.95 : x
  2. Step 2: Convert to fraction form
    11,157,479.16/17,241,149.95 = 17,241,149.95/x
  3. Step 3: Cross multiply
    11,157,479.16x = 17,241,149.95 × 17,241,149.95
  4. Step 4: Simplify right side
    11,157,479.16x = 297,257,251,706,142.19
  5. Step 5: Solve for x
    x = 297,257,251,706,142.19/11,157,479.16
  6. Step 6: Final answer
    x = 26,641,972.40

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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.