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Finding the Third Proportional to 857,101.50 and 1,866,591

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Solution

The third proportional to 857,101.50 and 1,866,591 is: 4,065,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,101.50 : 1,866,591 = 1,866,591 : x
  2. Step 2: Convert to fraction form
    857,101.50/1,866,591 = 1,866,591/x
  3. Step 3: Cross multiply
    857,101.50x = 1,866,591 × 1,866,591
  4. Step 4: Simplify right side
    857,101.50x = 3,484,161,961,281
  5. Step 5: Solve for x
    x = 3,484,161,961,281/857,101.50
  6. Step 6: Final answer
    x = 4,065,051.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.