Home / 843,540.75-1,164,100.82-461,573.91

Finding the Fourth Proportional to 843,540.75, 1,164,100.82 and 461,573.91

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Solution

The fourth proportional to 843,540.75, 1,164,100.82 and 461,573.91 is: 636,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,540.75 : 1,164,100.82 = 461,573.91 : x
  2. Step 2: Convert to fraction form
    843,540.75/1,164,100.82 = 461,573.91/x
  3. Step 3: Cross multiply
    843,540.75x = 1,164,100.82 × 461,573.91
  4. Step 4: Simplify right side
    843,540.75x = 537,318,564,813.74
  5. Step 5: Solve for x
    x = 537,318,564,813.74/843,540.75
  6. Step 6: Final answer
    x = 636,979.97

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Double scale
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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.