Home / 672,214.70-1,008,030.45-222,761.90

Finding the Fourth Proportional to 672,214.70, 1,008,030.45 and 222,761.90

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Solution

The fourth proportional to 672,214.70, 1,008,030.45 and 222,761.90 is: 334,046.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,214.70 : 1,008,030.45 = 222,761.90 : x
  2. Step 2: Convert to fraction form
    672,214.70/1,008,030.45 = 222,761.90/x
  3. Step 3: Cross multiply
    672,214.70x = 1,008,030.45 × 222,761.90
  4. Step 4: Simplify right side
    672,214.70x = 224,550,778,299.86
  5. Step 5: Solve for x
    x = 224,550,778,299.86/672,214.70
  6. Step 6: Final answer
    x = 334,046.22

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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.