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Finding the Fourth Proportional to 235,989.36, 353,401.20 and 175,873.68

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Solution

The fourth proportional to 235,989.36, 353,401.20 and 175,873.68 is: 263,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,989.36 : 353,401.20 = 175,873.68 : x
  2. Step 2: Convert to fraction form
    235,989.36/353,401.20 = 175,873.68/x
  3. Step 3: Cross multiply
    235,989.36x = 353,401.20 × 175,873.68
  4. Step 4: Simplify right side
    235,989.36x = 62,153,969,560.42
  5. Step 5: Solve for x
    x = 62,153,969,560.42/235,989.36
  6. Step 6: Final answer
    x = 263,376.15

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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.