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Finding the Third Proportional to 2,187,387 and 3,424,444.50

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Solution

The third proportional to 2,187,387 and 3,424,444.50 is: 5,361,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,387 : 3,424,444.50 = 3,424,444.50 : x
  2. Step 2: Convert to fraction form
    2,187,387/3,424,444.50 = 3,424,444.50/x
  3. Step 3: Cross multiply
    2,187,387x = 3,424,444.50 × 3,424,444.50
  4. Step 4: Simplify right side
    2,187,387x = 11,726,820,133,580.25
  5. Step 5: Solve for x
    x = 11,726,820,133,580.25/2,187,387
  6. Step 6: Final answer
    x = 5,361,109.00

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.