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Finding the Third Proportional to 3,287,827.50 and 5,158,906.50

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Solution

The third proportional to 3,287,827.50 and 5,158,906.50 is: 8,094,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,827.50 : 5,158,906.50 = 5,158,906.50 : x
  2. Step 2: Convert to fraction form
    3,287,827.50/5,158,906.50 = 5,158,906.50/x
  3. Step 3: Cross multiply
    3,287,827.50x = 5,158,906.50 × 5,158,906.50
  4. Step 4: Simplify right side
    3,287,827.50x = 26,614,316,275,742.25
  5. Step 5: Solve for x
    x = 26,614,316,275,742.25/3,287,827.50
  6. Step 6: Final answer
    x = 8,094,803.11

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.