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Finding the Third Proportional to 347,854.50 and 738,355.50

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Solution

The third proportional to 347,854.50 and 738,355.50 is: 1,567,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,854.50 : 738,355.50 = 738,355.50 : x
  2. Step 2: Convert to fraction form
    347,854.50/738,355.50 = 738,355.50/x
  3. Step 3: Cross multiply
    347,854.50x = 738,355.50 × 738,355.50
  4. Step 4: Simplify right side
    347,854.50x = 545,168,844,380.25
  5. Step 5: Solve for x
    x = 545,168,844,380.25/347,854.50
  6. Step 6: Final answer
    x = 1,567,232.40

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.