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Finding the Third Proportional to 810,875.25 and 1,230,538.50

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Solution

The third proportional to 810,875.25 and 1,230,538.50 is: 1,867,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,875.25 : 1,230,538.50 = 1,230,538.50 : x
  2. Step 2: Convert to fraction form
    810,875.25/1,230,538.50 = 1,230,538.50/x
  3. Step 3: Cross multiply
    810,875.25x = 1,230,538.50 × 1,230,538.50
  4. Step 4: Simplify right side
    810,875.25x = 1,514,224,999,982.25
  5. Step 5: Solve for x
    x = 1,514,224,999,982.25/810,875.25
  6. Step 6: Final answer
    x = 1,867,395.76

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.