Home / 672,225.45-1,008,046.57-222,772.65

Finding the Fourth Proportional to 672,225.45, 1,008,046.57 and 222,772.65

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Solution

The fourth proportional to 672,225.45, 1,008,046.57 and 222,772.65 is: 334,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,225.45 : 1,008,046.57 = 222,772.65 : x
  2. Step 2: Convert to fraction form
    672,225.45/1,008,046.57 = 222,772.65/x
  3. Step 3: Cross multiply
    672,225.45x = 1,008,046.57 × 222,772.65
  4. Step 4: Simplify right side
    672,225.45x = 224,565,205,722.31
  5. Step 5: Solve for x
    x = 224,565,205,722.31/672,225.45
  6. Step 6: Final answer
    x = 334,062.34

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Double scale
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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.