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Finding the Fourth Proportional to 582.63, 873.22 and 417.24

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Solution

The fourth proportional to 582.63, 873.22 and 417.24 is: 625.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.63 : 873.22 = 417.24 : x
  2. Step 2: Convert to fraction form
    582.63/873.22 = 417.24/x
  3. Step 3: Cross multiply
    582.63x = 873.22 × 417.24
  4. Step 4: Simplify right side
    582.63x = 364,341.27
  5. Step 5: Solve for x
    x = 364,341.27/582.63
  6. Step 6: Final answer
    x = 625.34

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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.