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Finding the Fourth Proportional to 233,086.60, 349,802.70 and 154,174.60

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Solution

The fourth proportional to 233,086.60, 349,802.70 and 154,174.60 is: 231,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,086.60 : 349,802.70 = 154,174.60 : x
  2. Step 2: Convert to fraction form
    233,086.60/349,802.70 = 154,174.60/x
  3. Step 3: Cross multiply
    233,086.60x = 349,802.70 × 154,174.60
  4. Step 4: Simplify right side
    233,086.60x = 53,930,691,351.42
  5. Step 5: Solve for x
    x = 53,930,691,351.42/233,086.60
  6. Step 6: Final answer
    x = 231,376.20

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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.