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Finding the Third Proportional to 7,011,565.03 and 10,489,401.28

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Solution

The third proportional to 7,011,565.03 and 10,489,401.28 is: 15,692,293.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,565.03 : 10,489,401.28 = 10,489,401.28 : x
  2. Step 2: Convert to fraction form
    7,011,565.03/10,489,401.28 = 10,489,401.28/x
  3. Step 3: Cross multiply
    7,011,565.03x = 10,489,401.28 × 10,489,401.28
  4. Step 4: Simplify right side
    7,011,565.03x = 110,027,539,239,089.14
  5. Step 5: Solve for x
    x = 110,027,539,239,089.14/7,011,565.03
  6. Step 6: Final answer
    x = 15,692,293.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.