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Finding the Third Proportional to 778,117.50 and 1,648,575

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Solution

The third proportional to 778,117.50 and 1,648,575 is: 3,492,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,117.50 : 1,648,575 = 1,648,575 : x
  2. Step 2: Convert to fraction form
    778,117.50/1,648,575 = 1,648,575/x
  3. Step 3: Cross multiply
    778,117.50x = 1,648,575 × 1,648,575
  4. Step 4: Simplify right side
    778,117.50x = 2,717,799,530,625
  5. Step 5: Solve for x
    x = 2,717,799,530,625/778,117.50
  6. Step 6: Final answer
    x = 3,492,788.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.