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Finding the Fourth Proportional to 416,486.88, 574,729.20 and 244,381.68

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Solution

The fourth proportional to 416,486.88, 574,729.20 and 244,381.68 is: 337,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,486.88 : 574,729.20 = 244,381.68 : x
  2. Step 2: Convert to fraction form
    416,486.88/574,729.20 = 244,381.68/x
  3. Step 3: Cross multiply
    416,486.88x = 574,729.20 × 244,381.68
  4. Step 4: Simplify right side
    416,486.88x = 140,453,287,441.06
  5. Step 5: Solve for x
    x = 140,453,287,441.06/416,486.88
  6. Step 6: Final answer
    x = 337,233.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.