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Finding the Fourth Proportional to 852.28, 1,176.01 and 537

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Solution

The fourth proportional to 852.28, 1,176.01 and 537 is: 740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    852.28 : 1,176.01 = 537 : x
  2. Step 2: Convert to fraction form
    852.28/1,176.01 = 537/x
  3. Step 3: Cross multiply
    852.28x = 1,176.01 × 537
  4. Step 4: Simplify right side
    852.28x = 631,517.37
  5. Step 5: Solve for x
    x = 631,517.37/852.28
  6. Step 6: Final answer
    x = 740.97

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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.