Home / 672,223.20-1,008,043.20-222,770.40

Finding the Fourth Proportional to 672,223.20, 1,008,043.20 and 222,770.40

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Solution

The fourth proportional to 672,223.20, 1,008,043.20 and 222,770.40 is: 334,058.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,223.20 : 1,008,043.20 = 222,770.40 : x
  2. Step 2: Convert to fraction form
    672,223.20/1,008,043.20 = 222,770.40/x
  3. Step 3: Cross multiply
    672,223.20x = 1,008,043.20 × 222,770.40
  4. Step 4: Simplify right side
    672,223.20x = 224,562,186,881.28
  5. Step 5: Solve for x
    x = 224,562,186,881.28/672,223.20
  6. Step 6: Final answer
    x = 334,058.97

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Double scale
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Similar ratio
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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.