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Finding the Fourth Proportional to 477,159.17, 658,494.82 and 262,308.29

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Solution

The fourth proportional to 477,159.17, 658,494.82 and 262,308.29 is: 361,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,159.17 : 658,494.82 = 262,308.29 : x
  2. Step 2: Convert to fraction form
    477,159.17/658,494.82 = 262,308.29/x
  3. Step 3: Cross multiply
    477,159.17x = 658,494.82 × 262,308.29
  4. Step 4: Simplify right side
    477,159.17x = 172,728,652,182.18
  5. Step 5: Solve for x
    x = 172,728,652,182.18/477,159.17
  6. Step 6: Final answer
    x = 361,993.78

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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.