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Finding the Fourth Proportional to 472.19, 652.41 and 373.37

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Solution

The fourth proportional to 472.19, 652.41 and 373.37 is: 515.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.19 : 652.41 = 373.37 : x
  2. Step 2: Convert to fraction form
    472.19/652.41 = 373.37/x
  3. Step 3: Cross multiply
    472.19x = 652.41 × 373.37
  4. Step 4: Simplify right side
    472.19x = 243,586.13
  5. Step 5: Solve for x
    x = 243,586.13/472.19
  6. Step 6: Final answer
    x = 515.86

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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.