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Finding the Third Proportional to 1,878,347 and 4,110,934

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Solution

The third proportional to 1,878,347 and 4,110,934 is: 8,997,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,347 : 4,110,934 = 4,110,934 : x
  2. Step 2: Convert to fraction form
    1,878,347/4,110,934 = 4,110,934/x
  3. Step 3: Cross multiply
    1,878,347x = 4,110,934 × 4,110,934
  4. Step 4: Simplify right side
    1,878,347x = 16,899,778,352,356
  5. Step 5: Solve for x
    x = 16,899,778,352,356/1,878,347
  6. Step 6: Final answer
    x = 8,997,154.60

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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.