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Finding the Fourth Proportional to 416,485.76, 574,714.96 and 244,385.92

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Solution

The fourth proportional to 416,485.76, 574,714.96 and 244,385.92 is: 337,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,485.76 : 574,714.96 = 244,385.92 : x
  2. Step 2: Convert to fraction form
    416,485.76/574,714.96 = 244,385.92/x
  3. Step 3: Cross multiply
    416,485.76x = 574,714.96 × 244,385.92
  4. Step 4: Simplify right side
    416,485.76x = 140,452,244,237.36
  5. Step 5: Solve for x
    x = 140,452,244,237.36/416,485.76
  6. Step 6: Final answer
    x = 337,231.80

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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.