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Finding the Fourth Proportional to 473.18, 651.85 and 452.93

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Solution

The fourth proportional to 473.18, 651.85 and 452.93 is: 623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.18 : 651.85 = 452.93 : x
  2. Step 2: Convert to fraction form
    473.18/651.85 = 452.93/x
  3. Step 3: Cross multiply
    473.18x = 651.85 × 452.93
  4. Step 4: Simplify right side
    473.18x = 295,238.03
  5. Step 5: Solve for x
    x = 295,238.03/473.18
  6. Step 6: Final answer
    x = 623.95

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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.