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Finding the Fourth Proportional to 233,074.60, 349,784.70 and 154,162.60

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Solution

The fourth proportional to 233,074.60, 349,784.70 and 154,162.60 is: 231,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,074.60 : 349,784.70 = 154,162.60 : x
  2. Step 2: Convert to fraction form
    233,074.60/349,784.70 = 154,162.60/x
  3. Step 3: Cross multiply
    233,074.60x = 349,784.70 × 154,162.60
  4. Step 4: Simplify right side
    233,074.60x = 53,923,718,792.22
  5. Step 5: Solve for x
    x = 53,923,718,792.22/233,074.60
  6. Step 6: Final answer
    x = 231,358.20

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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.