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Finding the Fourth Proportional to 349,679.01, 522,527.91 and 262,556.91

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Solution

The fourth proportional to 349,679.01, 522,527.91 and 262,556.91 is: 392,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,679.01 : 522,527.91 = 262,556.91 : x
  2. Step 2: Convert to fraction form
    349,679.01/522,527.91 = 262,556.91/x
  3. Step 3: Cross multiply
    349,679.01x = 522,527.91 × 262,556.91
  4. Step 4: Simplify right side
    349,679.01x = 137,193,313,438.36
  5. Step 5: Solve for x
    x = 137,193,313,438.36/349,679.01
  6. Step 6: Final answer
    x = 392,340.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.