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Finding the Third Proportional to 3,439,875 and 8,032,687.50

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Solution

The third proportional to 3,439,875 and 8,032,687.50 is: 18,757,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,875 : 8,032,687.50 = 8,032,687.50 : x
  2. Step 2: Convert to fraction form
    3,439,875/8,032,687.50 = 8,032,687.50/x
  3. Step 3: Cross multiply
    3,439,875x = 8,032,687.50 × 8,032,687.50
  4. Step 4: Simplify right side
    3,439,875x = 64,524,068,472,656.25
  5. Step 5: Solve for x
    x = 64,524,068,472,656.25/3,439,875
  6. Step 6: Final answer
    x = 18,757,678.25

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.