Home / 672,040.10-1,008,038.55-222,781.70

Finding the Fourth Proportional to 672,040.10, 1,008,038.55 and 222,781.70

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Solution

The fourth proportional to 672,040.10, 1,008,038.55 and 222,781.70 is: 334,165.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,040.10 : 1,008,038.55 = 222,781.70 : x
  2. Step 2: Convert to fraction form
    672,040.10/1,008,038.55 = 222,781.70/x
  3. Step 3: Cross multiply
    672,040.10x = 1,008,038.55 × 222,781.70
  4. Step 4: Simplify right side
    672,040.10x = 224,572,541,834.54
  5. Step 5: Solve for x
    x = 224,572,541,834.54/672,040.10
  6. Step 6: Final answer
    x = 334,165.39

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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.