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Finding the Fourth Proportional to 5,041.28, 6,962.28 and 4,491.56

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Solution

The fourth proportional to 5,041.28, 6,962.28 and 4,491.56 is: 6,203.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.28 : 6,962.28 = 4,491.56 : x
  2. Step 2: Convert to fraction form
    5,041.28/6,962.28 = 4,491.56/x
  3. Step 3: Cross multiply
    5,041.28x = 6,962.28 × 4,491.56
  4. Step 4: Simplify right side
    5,041.28x = 31,271,498.36
  5. Step 5: Solve for x
    x = 31,271,498.36/5,041.28
  6. Step 6: Final answer
    x = 6,203.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.