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Finding the Third Proportional to 1,864,350 and 2,878,945.88

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Solution

The third proportional to 1,864,350 and 2,878,945.88 is: 4,445,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,350 : 2,878,945.88 = 2,878,945.88 : x
  2. Step 2: Convert to fraction form
    1,864,350/2,878,945.88 = 2,878,945.88/x
  3. Step 3: Cross multiply
    1,864,350x = 2,878,945.88 × 2,878,945.88
  4. Step 4: Simplify right side
    1,864,350x = 8,288,329,351,179.52
  5. Step 5: Solve for x
    x = 8,288,329,351,179.52/1,864,350
  6. Step 6: Final answer
    x = 4,445,693.86

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.