Home / 836,436.48-1,154,292.84-454,469.64

Finding the Fourth Proportional to 836,436.48, 1,154,292.84 and 454,469.64

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Solution

The fourth proportional to 836,436.48, 1,154,292.84 and 454,469.64 is: 627,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,436.48 : 1,154,292.84 = 454,469.64 : x
  2. Step 2: Convert to fraction form
    836,436.48/1,154,292.84 = 454,469.64/x
  3. Step 3: Cross multiply
    836,436.48x = 1,154,292.84 × 454,469.64
  4. Step 4: Simplify right side
    836,436.48x = 524,591,051,449.38
  5. Step 5: Solve for x
    x = 524,591,051,449.38/836,436.48
  6. Step 6: Final answer
    x = 627,173.81

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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.