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Finding the Fourth Proportional to 576.99, 795.42 and 452.16

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Solution

The fourth proportional to 576.99, 795.42 and 452.16 is: 623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.99 : 795.42 = 452.16 : x
  2. Step 2: Convert to fraction form
    576.99/795.42 = 452.16/x
  3. Step 3: Cross multiply
    576.99x = 795.42 × 452.16
  4. Step 4: Simplify right side
    576.99x = 359,657.11
  5. Step 5: Solve for x
    x = 359,657.11/576.99
  6. Step 6: Final answer
    x = 623.33

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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.