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Finding the Fourth Proportional to 240,203.84, 331,435.68 and 150,739.52

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Solution

The fourth proportional to 240,203.84, 331,435.68 and 150,739.52 is: 207,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,203.84 : 331,435.68 = 150,739.52 : x
  2. Step 2: Convert to fraction form
    240,203.84/331,435.68 = 150,739.52/x
  3. Step 3: Cross multiply
    240,203.84x = 331,435.68 × 150,739.52
  4. Step 4: Simplify right side
    240,203.84x = 49,960,455,314.07
  5. Step 5: Solve for x
    x = 49,960,455,314.07/240,203.84
  6. Step 6: Final answer
    x = 207,991.91

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1.5x scale

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.