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Finding the Fourth Proportional to 233,073.60, 349,783.20 and 154,161.60

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Solution

The fourth proportional to 233,073.60, 349,783.20 and 154,161.60 is: 231,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,073.60 : 349,783.20 = 154,161.60 : x
  2. Step 2: Convert to fraction form
    233,073.60/349,783.20 = 154,161.60/x
  3. Step 3: Cross multiply
    233,073.60x = 349,783.20 × 154,161.60
  4. Step 4: Simplify right side
    233,073.60x = 53,923,137,765.12
  5. Step 5: Solve for x
    x = 53,923,137,765.12/233,073.60
  6. Step 6: Final answer
    x = 231,356.69

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1.5x scale

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.