Home / 844,358.52-1,165,174.56-462,387.36

Finding the Fourth Proportional to 844,358.52, 1,165,174.56 and 462,387.36

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Solution

The fourth proportional to 844,358.52, 1,165,174.56 and 462,387.36 is: 638,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,358.52 : 1,165,174.56 = 462,387.36 : x
  2. Step 2: Convert to fraction form
    844,358.52/1,165,174.56 = 462,387.36/x
  3. Step 3: Cross multiply
    844,358.52x = 1,165,174.56 × 462,387.36
  4. Step 4: Simplify right side
    844,358.52x = 538,761,988,737.56
  5. Step 5: Solve for x
    x = 538,761,988,737.56/844,358.52
  6. Step 6: Final answer
    x = 638,072.54

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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.