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Finding the Third Proportional to 653,422.50 and 1,401,405.75

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Solution

The third proportional to 653,422.50 and 1,401,405.75 is: 3,005,617.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,422.50 : 1,401,405.75 = 1,401,405.75 : x
  2. Step 2: Convert to fraction form
    653,422.50/1,401,405.75 = 1,401,405.75/x
  3. Step 3: Cross multiply
    653,422.50x = 1,401,405.75 × 1,401,405.75
  4. Step 4: Simplify right side
    653,422.50x = 1,963,938,076,133.06
  5. Step 5: Solve for x
    x = 1,963,938,076,133.06/653,422.50
  6. Step 6: Final answer
    x = 3,005,617.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.