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Finding the Third Proportional to 979,516.50 and 1,513,602.75

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Solution

The third proportional to 979,516.50 and 1,513,602.75 is: 2,338,902.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,516.50 : 1,513,602.75 = 1,513,602.75 : x
  2. Step 2: Convert to fraction form
    979,516.50/1,513,602.75 = 1,513,602.75/x
  3. Step 3: Cross multiply
    979,516.50x = 1,513,602.75 × 1,513,602.75
  4. Step 4: Simplify right side
    979,516.50x = 2,290,993,284,807.56
  5. Step 5: Solve for x
    x = 2,290,993,284,807.56/979,516.50
  6. Step 6: Final answer
    x = 2,338,902.19

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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.