Home / 698,081.32-1,047,121.86-199,445.32

Finding the Fourth Proportional to 698,081.32, 1,047,121.86 and 199,445.32

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Solution

The fourth proportional to 698,081.32, 1,047,121.86 and 199,445.32 is: 299,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,081.32 : 1,047,121.86 = 199,445.32 : x
  2. Step 2: Convert to fraction form
    698,081.32/1,047,121.86 = 199,445.32/x
  3. Step 3: Cross multiply
    698,081.32x = 1,047,121.86 × 199,445.32
  4. Step 4: Simplify right side
    698,081.32x = 208,843,554,446.70
  5. Step 5: Solve for x
    x = 208,843,554,446.70/698,081.32
  6. Step 6: Final answer
    x = 299,167.95

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Double scale
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Similar ratio
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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.