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Finding the Third Proportional to 3,528,501 and 5,278,648.50

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Solution

The third proportional to 3,528,501 and 5,278,648.50 is: 7,896,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,501 : 5,278,648.50 = 5,278,648.50 : x
  2. Step 2: Convert to fraction form
    3,528,501/5,278,648.50 = 5,278,648.50/x
  3. Step 3: Cross multiply
    3,528,501x = 5,278,648.50 × 5,278,648.50
  4. Step 4: Simplify right side
    3,528,501x = 27,864,129,986,552.25
  5. Step 5: Solve for x
    x = 27,864,129,986,552.25/3,528,501
  6. Step 6: Final answer
    x = 7,896,874.62

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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.