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Finding the Third Proportional to 3,103,857 and 4,788,634.50

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Solution

The third proportional to 3,103,857 and 4,788,634.50 is: 7,387,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,857 : 4,788,634.50 = 4,788,634.50 : x
  2. Step 2: Convert to fraction form
    3,103,857/4,788,634.50 = 4,788,634.50/x
  3. Step 3: Cross multiply
    3,103,857x = 4,788,634.50 × 4,788,634.50
  4. Step 4: Simplify right side
    3,103,857x = 22,931,020,374,590.25
  5. Step 5: Solve for x
    x = 22,931,020,374,590.25/3,103,857
  6. Step 6: Final answer
    x = 7,387,911.35

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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.