Home / 832,863.70-1,149,350.47-450,890.38

Finding the Fourth Proportional to 832,863.70, 1,149,350.47 and 450,890.38

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Solution

The fourth proportional to 832,863.70, 1,149,350.47 and 450,890.38 is: 622,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,863.70 : 1,149,350.47 = 450,890.38 : x
  2. Step 2: Convert to fraction form
    832,863.70/1,149,350.47 = 450,890.38/x
  3. Step 3: Cross multiply
    832,863.70x = 1,149,350.47 × 450,890.38
  4. Step 4: Simplify right side
    832,863.70x = 518,231,070,171.48
  5. Step 5: Solve for x
    x = 518,231,070,171.48/832,863.70
  6. Step 6: Final answer
    x = 622,227.95

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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.