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Finding the Third Proportional to 2,501,988.75 and 5,453,041.50

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Solution

The third proportional to 2,501,988.75 and 5,453,041.50 is: 11,884,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501,988.75 : 5,453,041.50 = 5,453,041.50 : x
  2. Step 2: Convert to fraction form
    2,501,988.75/5,453,041.50 = 5,453,041.50/x
  3. Step 3: Cross multiply
    2,501,988.75x = 5,453,041.50 × 5,453,041.50
  4. Step 4: Simplify right side
    2,501,988.75x = 29,735,661,600,722.25
  5. Step 5: Solve for x
    x = 29,735,661,600,722.25/2,501,988.75
  6. Step 6: Final answer
    x = 11,884,810.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.