Home / 459,084.15-688,626.23-178,419.15

Finding the Fourth Proportional to 459,084.15, 688,626.23 and 178,419.15

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Solution

The fourth proportional to 459,084.15, 688,626.23 and 178,419.15 is: 267,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,084.15 : 688,626.23 = 178,419.15 : x
  2. Step 2: Convert to fraction form
    459,084.15/688,626.23 = 178,419.15/x
  3. Step 3: Cross multiply
    459,084.15x = 688,626.23 × 178,419.15
  4. Step 4: Simplify right side
    459,084.15x = 122,864,105,732.21
  5. Step 5: Solve for x
    x = 122,864,105,732.21/459,084.15
  6. Step 6: Final answer
    x = 267,628.73

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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.