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Finding the Fourth Proportional to 373,048.52, 559,134.45 and 172,947.74

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Solution

The fourth proportional to 373,048.52, 559,134.45 and 172,947.74 is: 259,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,048.52 : 559,134.45 = 172,947.74 : x
  2. Step 2: Convert to fraction form
    373,048.52/559,134.45 = 172,947.74/x
  3. Step 3: Cross multiply
    373,048.52x = 559,134.45 × 172,947.74
  4. Step 4: Simplify right side
    373,048.52x = 96,701,036,687.97
  5. Step 5: Solve for x
    x = 96,701,036,687.97/373,048.52
  6. Step 6: Final answer
    x = 259,218.39

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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.