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Finding the Third Proportional to 488,159.50 and 755,794.50

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Solution

The third proportional to 488,159.50 and 755,794.50 is: 1,170,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,159.50 : 755,794.50 = 755,794.50 : x
  2. Step 2: Convert to fraction form
    488,159.50/755,794.50 = 755,794.50/x
  3. Step 3: Cross multiply
    488,159.50x = 755,794.50 × 755,794.50
  4. Step 4: Simplify right side
    488,159.50x = 571,225,326,230.25
  5. Step 5: Solve for x
    x = 571,225,326,230.25/488,159.50
  6. Step 6: Final answer
    x = 1,170,161.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.