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Finding the Fourth Proportional to 462,203.88, 693,275.10 and 181,768.68

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Solution

The fourth proportional to 462,203.88, 693,275.10 and 181,768.68 is: 272,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,203.88 : 693,275.10 = 181,768.68 : x
  2. Step 2: Convert to fraction form
    462,203.88/693,275.10 = 181,768.68/x
  3. Step 3: Cross multiply
    462,203.88x = 693,275.10 × 181,768.68
  4. Step 4: Simplify right side
    462,203.88x = 126,015,699,803.87
  5. Step 5: Solve for x
    x = 126,015,699,803.87/462,203.88
  6. Step 6: Final answer
    x = 272,640.94

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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.