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Finding the Third Proportional to 3,148,753.50 and 5,012,725.50

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Solution

The third proportional to 3,148,753.50 and 5,012,725.50 is: 7,980,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,753.50 : 5,012,725.50 = 5,012,725.50 : x
  2. Step 2: Convert to fraction form
    3,148,753.50/5,012,725.50 = 5,012,725.50/x
  3. Step 3: Cross multiply
    3,148,753.50x = 5,012,725.50 × 5,012,725.50
  4. Step 4: Simplify right side
    3,148,753.50x = 25,127,416,938,350.25
  5. Step 5: Solve for x
    x = 25,127,416,938,350.25/3,148,753.50
  6. Step 6: Final answer
    x = 7,980,115.60

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.