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Finding the Third Proportional to 7,078,545.75 and 15,507,654

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Solution

The third proportional to 7,078,545.75 and 15,507,654 is: 33,974,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,545.75 : 15,507,654 = 15,507,654 : x
  2. Step 2: Convert to fraction form
    7,078,545.75/15,507,654 = 15,507,654/x
  3. Step 3: Cross multiply
    7,078,545.75x = 15,507,654 × 15,507,654
  4. Step 4: Simplify right side
    7,078,545.75x = 240,487,332,583,716
  5. Step 5: Solve for x
    x = 240,487,332,583,716/7,078,545.75
  6. Step 6: Final answer
    x = 33,974,115.74

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Why These Related Problems?

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