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Finding the Fourth Proportional to 248,952.80, 372,983.70 and 151,401.80

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Solution

The fourth proportional to 248,952.80, 372,983.70 and 151,401.80 is: 226,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,952.80 : 372,983.70 = 151,401.80 : x
  2. Step 2: Convert to fraction form
    248,952.80/372,983.70 = 151,401.80/x
  3. Step 3: Cross multiply
    248,952.80x = 372,983.70 × 151,401.80
  4. Step 4: Simplify right side
    248,952.80x = 56,470,403,550.66
  5. Step 5: Solve for x
    x = 56,470,403,550.66/248,952.80
  6. Step 6: Final answer
    x = 226,831.77

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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.