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Finding the Third Proportional to 9,259,816.50 and 20,312,487

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Solution

The third proportional to 9,259,816.50 and 20,312,487 is: 44,557,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,816.50 : 20,312,487 = 20,312,487 : x
  2. Step 2: Convert to fraction form
    9,259,816.50/20,312,487 = 20,312,487/x
  3. Step 3: Cross multiply
    9,259,816.50x = 20,312,487 × 20,312,487
  4. Step 4: Simplify right side
    9,259,816.50x = 412,597,128,125,169
  5. Step 5: Solve for x
    x = 412,597,128,125,169/9,259,816.50
  6. Step 6: Final answer
    x = 44,557,808.26

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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.