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Finding the Fourth Proportional to 224,379, 336,565.92 and 64,458.88

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Solution

The fourth proportional to 224,379, 336,565.92 and 64,458.88 is: 96,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,379 : 336,565.92 = 64,458.88 : x
  2. Step 2: Convert to fraction form
    224,379/336,565.92 = 64,458.88/x
  3. Step 3: Cross multiply
    224,379x = 336,565.92 × 64,458.88
  4. Step 4: Simplify right side
    224,379x = 21,694,662,249.37
  5. Step 5: Solve for x
    x = 21,694,662,249.37/224,379
  6. Step 6: Final answer
    x = 96,687.58

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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.