Home / 672,229.70-1,008,052.95-222,776.90

Finding the Fourth Proportional to 672,229.70, 1,008,052.95 and 222,776.90

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Solution

The fourth proportional to 672,229.70, 1,008,052.95 and 222,776.90 is: 334,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,229.70 : 1,008,052.95 = 222,776.90 : x
  2. Step 2: Convert to fraction form
    672,229.70/1,008,052.95 = 222,776.90/x
  3. Step 3: Cross multiply
    672,229.70x = 1,008,052.95 × 222,776.90
  4. Step 4: Simplify right side
    672,229.70x = 224,570,911,236.86
  5. Step 5: Solve for x
    x = 224,570,911,236.86/672,229.70
  6. Step 6: Final answer
    x = 334,068.71

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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.