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Finding the Fourth Proportional to 4,957.84, 7,438.01 and 3,499.84

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Solution

The fourth proportional to 4,957.84, 7,438.01 and 3,499.84 is: 5,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.84 : 7,438.01 = 3,499.84 : x
  2. Step 2: Convert to fraction form
    4,957.84/7,438.01 = 3,499.84/x
  3. Step 3: Cross multiply
    4,957.84x = 7,438.01 × 3,499.84
  4. Step 4: Simplify right side
    4,957.84x = 26,031,844.92
  5. Step 5: Solve for x
    x = 26,031,844.92/4,957.84
  6. Step 6: Final answer
    x = 5,250.64

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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.