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Finding the Third Proportional to 4,501,143 and 9,856,066.50

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Solution

The third proportional to 4,501,143 and 9,856,066.50 is: 21,581,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,501,143 : 9,856,066.50 = 9,856,066.50 : x
  2. Step 2: Convert to fraction form
    4,501,143/9,856,066.50 = 9,856,066.50/x
  3. Step 3: Cross multiply
    4,501,143x = 9,856,066.50 × 9,856,066.50
  4. Step 4: Simplify right side
    4,501,143x = 97,142,046,852,422.25
  5. Step 5: Solve for x
    x = 97,142,046,852,422.25/4,501,143
  6. Step 6: Final answer
    x = 21,581,639.79

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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.