Home / 836,352.42-1,154,171.86-454,379.10

Finding the Fourth Proportional to 836,352.42, 1,154,171.86 and 454,379.10

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Solution

The fourth proportional to 836,352.42, 1,154,171.86 and 454,379.10 is: 627,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,352.42 : 1,154,171.86 = 454,379.10 : x
  2. Step 2: Convert to fraction form
    836,352.42/1,154,171.86 = 454,379.10/x
  3. Step 3: Cross multiply
    836,352.42x = 1,154,171.86 × 454,379.10
  4. Step 4: Simplify right side
    836,352.42x = 524,431,570,992.13
  5. Step 5: Solve for x
    x = 524,431,570,992.13/836,352.42
  6. Step 6: Final answer
    x = 627,046.16

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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.