Home / 994,443.10-1,491,664.65-434,571.10

Finding the Fourth Proportional to 994,443.10, 1,491,664.65 and 434,571.10

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Solution

The fourth proportional to 994,443.10, 1,491,664.65 and 434,571.10 is: 651,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,443.10 : 1,491,664.65 = 434,571.10 : x
  2. Step 2: Convert to fraction form
    994,443.10/1,491,664.65 = 434,571.10/x
  3. Step 3: Cross multiply
    994,443.10x = 1,491,664.65 × 434,571.10
  4. Step 4: Simplify right side
    994,443.10x = 648,234,347,781.62
  5. Step 5: Solve for x
    x = 648,234,347,781.62/994,443.10
  6. Step 6: Final answer
    x = 651,856.65

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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.