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Finding the Third Proportional to 743,518.50 and 1,181,712

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Solution

The third proportional to 743,518.50 and 1,181,712 is: 1,878,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,518.50 : 1,181,712 = 1,181,712 : x
  2. Step 2: Convert to fraction form
    743,518.50/1,181,712 = 1,181,712/x
  3. Step 3: Cross multiply
    743,518.50x = 1,181,712 × 1,181,712
  4. Step 4: Simplify right side
    743,518.50x = 1,396,443,250,944
  5. Step 5: Solve for x
    x = 1,396,443,250,944/743,518.50
  6. Step 6: Final answer
    x = 1,878,155.35

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.