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Finding the Third Proportional to 847,614 and 1,859,838.75

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Solution

The third proportional to 847,614 and 1,859,838.75 is: 4,080,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,614 : 1,859,838.75 = 1,859,838.75 : x
  2. Step 2: Convert to fraction form
    847,614/1,859,838.75 = 1,859,838.75/x
  3. Step 3: Cross multiply
    847,614x = 1,859,838.75 × 1,859,838.75
  4. Step 4: Simplify right side
    847,614x = 3,459,000,176,001.56
  5. Step 5: Solve for x
    x = 3,459,000,176,001.56/847,614
  6. Step 6: Final answer
    x = 4,080,867.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.