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Finding the Fourth Proportional to 354,264.26, 531,394.38 and 88,024.66

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Solution

The fourth proportional to 354,264.26, 531,394.38 and 88,024.66 is: 132,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,264.26 : 531,394.38 = 88,024.66 : x
  2. Step 2: Convert to fraction form
    354,264.26/531,394.38 = 88,024.66/x
  3. Step 3: Cross multiply
    354,264.26x = 531,394.38 × 88,024.66
  4. Step 4: Simplify right side
    354,264.26x = 46,775,809,625.41
  5. Step 5: Solve for x
    x = 46,775,809,625.41/354,264.26
  6. Step 6: Final answer
    x = 132,036.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.