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Finding the Third Proportional to 69,281,356.50 and 96,859,413

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Solution

The third proportional to 69,281,356.50 and 96,859,413 is: 135,415,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,281,356.50 : 96,859,413 = 96,859,413 : x
  2. Step 2: Convert to fraction form
    69,281,356.50/96,859,413 = 96,859,413/x
  3. Step 3: Cross multiply
    69,281,356.50x = 96,859,413 × 96,859,413
  4. Step 4: Simplify right side
    69,281,356.50x = 9,381,745,886,704,568
  5. Step 5: Solve for x
    x = 9,381,745,886,704,568/69,281,356.50
  6. Step 6: Final answer
    x = 135,415,158.72

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.