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Finding the Fourth Proportional to 967.58, 1,334.84 and 652.62

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Solution

The fourth proportional to 967.58, 1,334.84 and 652.62 is: 900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.58 : 1,334.84 = 652.62 : x
  2. Step 2: Convert to fraction form
    967.58/1,334.84 = 652.62/x
  3. Step 3: Cross multiply
    967.58x = 1,334.84 × 652.62
  4. Step 4: Simplify right side
    967.58x = 871,140.02
  5. Step 5: Solve for x
    x = 871,140.02/967.58
  6. Step 6: Final answer
    x = 900.33

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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.