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Finding the Fourth Proportional to 651.17, 976.53 and 468.02

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Solution

The fourth proportional to 651.17, 976.53 and 468.02 is: 701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.17 : 976.53 = 468.02 : x
  2. Step 2: Convert to fraction form
    651.17/976.53 = 468.02/x
  3. Step 3: Cross multiply
    651.17x = 976.53 × 468.02
  4. Step 4: Simplify right side
    651.17x = 457,035.57
  5. Step 5: Solve for x
    x = 457,035.57/651.17
  6. Step 6: Final answer
    x = 701.87

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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.