Home / 672,201.70-1,008,010.95-222,748.90

Finding the Fourth Proportional to 672,201.70, 1,008,010.95 and 222,748.90

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Solution

The fourth proportional to 672,201.70, 1,008,010.95 and 222,748.90 is: 334,026.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,201.70 : 1,008,010.95 = 222,748.90 : x
  2. Step 2: Convert to fraction form
    672,201.70/1,008,010.95 = 222,748.90/x
  3. Step 3: Cross multiply
    672,201.70x = 1,008,010.95 × 222,748.90
  4. Step 4: Simplify right side
    672,201.70x = 224,533,330,300.46
  5. Step 5: Solve for x
    x = 224,533,330,300.46/672,201.70
  6. Step 6: Final answer
    x = 334,026.72

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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.