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Finding the Fourth Proportional to 1,468.48, 2,202.72 and 591.38

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Solution

The fourth proportional to 1,468.48, 2,202.72 and 591.38 is: 887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.48 : 2,202.72 = 591.38 : x
  2. Step 2: Convert to fraction form
    1,468.48/2,202.72 = 591.38/x
  3. Step 3: Cross multiply
    1,468.48x = 2,202.72 × 591.38
  4. Step 4: Simplify right side
    1,468.48x = 1,302,644.55
  5. Step 5: Solve for x
    x = 1,302,644.55/1,468.48
  6. Step 6: Final answer
    x = 887.07

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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.