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Finding the Fourth Proportional to 511,309.20, 767,194.20 and 244,966.80

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Solution

The fourth proportional to 511,309.20, 767,194.20 and 244,966.80 is: 367,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,309.20 : 767,194.20 = 244,966.80 : x
  2. Step 2: Convert to fraction form
    511,309.20/767,194.20 = 244,966.80/x
  3. Step 3: Cross multiply
    511,309.20x = 767,194.20 × 244,966.80
  4. Step 4: Simplify right side
    511,309.20x = 187,937,108,152.56
  5. Step 5: Solve for x
    x = 187,937,108,152.56/511,309.20
  6. Step 6: Final answer
    x = 367,560.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.