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Finding the Third Proportional to 778,997.25 and 1,232,455.50

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Solution

The third proportional to 778,997.25 and 1,232,455.50 is: 1,949,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,997.25 : 1,232,455.50 = 1,232,455.50 : x
  2. Step 2: Convert to fraction form
    778,997.25/1,232,455.50 = 1,232,455.50/x
  3. Step 3: Cross multiply
    778,997.25x = 1,232,455.50 × 1,232,455.50
  4. Step 4: Simplify right side
    778,997.25x = 1,518,946,559,480.25
  5. Step 5: Solve for x
    x = 1,518,946,559,480.25/778,997.25
  6. Step 6: Final answer
    x = 1,949,874.10

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.