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Finding the Fourth Proportional to 317,251.87, 437,800.06 and 174,010.66

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Solution

The fourth proportional to 317,251.87, 437,800.06 and 174,010.66 is: 240,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,251.87 : 437,800.06 = 174,010.66 : x
  2. Step 2: Convert to fraction form
    317,251.87/437,800.06 = 174,010.66/x
  3. Step 3: Cross multiply
    317,251.87x = 437,800.06 × 174,010.66
  4. Step 4: Simplify right side
    317,251.87x = 76,181,877,388.64
  5. Step 5: Solve for x
    x = 76,181,877,388.64/317,251.87
  6. Step 6: Final answer
    x = 240,130.59

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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.