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Finding the Third Proportional to 9,358,417.50 and 20,109,603

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Solution

The third proportional to 9,358,417.50 and 20,109,603 is: 43,212,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358,417.50 : 20,109,603 = 20,109,603 : x
  2. Step 2: Convert to fraction form
    9,358,417.50/20,109,603 = 20,109,603/x
  3. Step 3: Cross multiply
    9,358,417.50x = 20,109,603 × 20,109,603
  4. Step 4: Simplify right side
    9,358,417.50x = 404,396,132,817,609
  5. Step 5: Solve for x
    x = 404,396,132,817,609/9,358,417.50
  6. Step 6: Final answer
    x = 43,212,020.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.