Home / 833,115.38-1,149,699.83-451,142.46

Finding the Fourth Proportional to 833,115.38, 1,149,699.83 and 451,142.46

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Solution

The fourth proportional to 833,115.38, 1,149,699.83 and 451,142.46 is: 622,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,115.38 : 1,149,699.83 = 451,142.46 : x
  2. Step 2: Convert to fraction form
    833,115.38/1,149,699.83 = 451,142.46/x
  3. Step 3: Cross multiply
    833,115.38x = 1,149,699.83 × 451,142.46
  4. Step 4: Simplify right side
    833,115.38x = 518,678,407,312.07
  5. Step 5: Solve for x
    x = 518,678,407,312.07/833,115.38
  6. Step 6: Final answer
    x = 622,576.92

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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.