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Finding the Third Proportional to 545,319 and 1,273,630.50

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Solution

The third proportional to 545,319 and 1,273,630.50 is: 2,974,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,319 : 1,273,630.50 = 1,273,630.50 : x
  2. Step 2: Convert to fraction form
    545,319/1,273,630.50 = 1,273,630.50/x
  3. Step 3: Cross multiply
    545,319x = 1,273,630.50 × 1,273,630.50
  4. Step 4: Simplify right side
    545,319x = 1,622,134,650,530.25
  5. Step 5: Solve for x
    x = 1,622,134,650,530.25/545,319
  6. Step 6: Final answer
    x = 2,974,652.73

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.