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Finding the Third Proportional to 8,979,417 and 13,693,318.50

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Solution

The third proportional to 8,979,417 and 13,693,318.50 is: 20,881,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,417 : 13,693,318.50 = 13,693,318.50 : x
  2. Step 2: Convert to fraction form
    8,979,417/13,693,318.50 = 13,693,318.50/x
  3. Step 3: Cross multiply
    8,979,417x = 13,693,318.50 × 13,693,318.50
  4. Step 4: Simplify right side
    8,979,417x = 187,506,971,542,442.25
  5. Step 5: Solve for x
    x = 187,506,971,542,442.25/8,979,417
  6. Step 6: Final answer
    x = 20,881,864.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.