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Finding the Fourth Proportional to 461,801.94, 637,118.10 and 270,778.29

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Solution

The fourth proportional to 461,801.94, 637,118.10 and 270,778.29 is: 373,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,801.94 : 637,118.10 = 270,778.29 : x
  2. Step 2: Convert to fraction form
    461,801.94/637,118.10 = 270,778.29/x
  3. Step 3: Cross multiply
    461,801.94x = 637,118.10 × 270,778.29
  4. Step 4: Simplify right side
    461,801.94x = 172,517,749,646.05
  5. Step 5: Solve for x
    x = 172,517,749,646.05/461,801.94
  6. Step 6: Final answer
    x = 373,575.19

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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.