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Finding the Third Proportional to 876,987 and 1,453,261.50

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Solution

The third proportional to 876,987 and 1,453,261.50 is: 2,408,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,987 : 1,453,261.50 = 1,453,261.50 : x
  2. Step 2: Convert to fraction form
    876,987/1,453,261.50 = 1,453,261.50/x
  3. Step 3: Cross multiply
    876,987x = 1,453,261.50 × 1,453,261.50
  4. Step 4: Simplify right side
    876,987x = 2,111,968,987,382.25
  5. Step 5: Solve for x
    x = 2,111,968,987,382.25/876,987
  6. Step 6: Final answer
    x = 2,408,210.14

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.