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Finding the Fourth Proportional to 461,062, 636,285 and 259,858

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Solution

The fourth proportional to 461,062, 636,285 and 259,858 is: 358,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,062 : 636,285 = 259,858 : x
  2. Step 2: Convert to fraction form
    461,062/636,285 = 259,858/x
  3. Step 3: Cross multiply
    461,062x = 636,285 × 259,858
  4. Step 4: Simplify right side
    461,062x = 165,343,747,530
  5. Step 5: Solve for x
    x = 165,343,747,530/461,062
  6. Step 6: Final answer
    x = 358,615.00

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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.