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Finding the Third Proportional to 3,620,637 and 4,987,471.50

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Solution

The third proportional to 3,620,637 and 4,987,471.50 is: 6,870,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,637 : 4,987,471.50 = 4,987,471.50 : x
  2. Step 2: Convert to fraction form
    3,620,637/4,987,471.50 = 4,987,471.50/x
  3. Step 3: Cross multiply
    3,620,637x = 4,987,471.50 × 4,987,471.50
  4. Step 4: Simplify right side
    3,620,637x = 24,874,871,963,312.25
  5. Step 5: Solve for x
    x = 24,874,871,963,312.25/3,620,637
  6. Step 6: Final answer
    x = 6,870,302.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.