Home / 836,352.92-1,154,144.56-492,209.10

Finding the Fourth Proportional to 836,352.92, 1,154,144.56 and 492,209.10

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Solution

The fourth proportional to 836,352.92, 1,154,144.56 and 492,209.10 is: 679,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,352.92 : 1,154,144.56 = 492,209.10 : x
  2. Step 2: Convert to fraction form
    836,352.92/1,154,144.56 = 492,209.10/x
  3. Step 3: Cross multiply
    836,352.92x = 1,154,144.56 × 492,209.10
  4. Step 4: Simplify right side
    836,352.92x = 568,080,446,915.73
  5. Step 5: Solve for x
    x = 568,080,446,915.73/836,352.92
  6. Step 6: Final answer
    x = 679,235.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.