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Finding the Third Proportional to 871,580.25 and 1,887,897.38

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Solution

The third proportional to 871,580.25 and 1,887,897.38 is: 4,089,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,580.25 : 1,887,897.38 = 1,887,897.38 : x
  2. Step 2: Convert to fraction form
    871,580.25/1,887,897.38 = 1,887,897.38/x
  3. Step 3: Cross multiply
    871,580.25x = 1,887,897.38 × 1,887,897.38
  4. Step 4: Simplify right side
    871,580.25x = 3,564,156,498,531.89
  5. Step 5: Solve for x
    x = 3,564,156,498,531.89/871,580.25
  6. Step 6: Final answer
    x = 4,089,303.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.