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Finding the Third Proportional to 866,445 and 1,932,112.50

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Solution

The third proportional to 866,445 and 1,932,112.50 is: 4,308,477.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,445 : 1,932,112.50 = 1,932,112.50 : x
  2. Step 2: Convert to fraction form
    866,445/1,932,112.50 = 1,932,112.50/x
  3. Step 3: Cross multiply
    866,445x = 1,932,112.50 × 1,932,112.50
  4. Step 4: Simplify right side
    866,445x = 3,733,058,712,656.25
  5. Step 5: Solve for x
    x = 3,733,058,712,656.25/866,445
  6. Step 6: Final answer
    x = 4,308,477.41

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.