Home / 672,200.70-1,008,009.45-222,747.90

Finding the Fourth Proportional to 672,200.70, 1,008,009.45 and 222,747.90

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Solution

The fourth proportional to 672,200.70, 1,008,009.45 and 222,747.90 is: 334,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,200.70 : 1,008,009.45 = 222,747.90 : x
  2. Step 2: Convert to fraction form
    672,200.70/1,008,009.45 = 222,747.90/x
  3. Step 3: Cross multiply
    672,200.70x = 1,008,009.45 × 222,747.90
  4. Step 4: Simplify right side
    672,200.70x = 224,531,988,167.66
  5. Step 5: Solve for x
    x = 224,531,988,167.66/672,200.70
  6. Step 6: Final answer
    x = 334,025.22

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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.