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Finding the Fourth Proportional to 417.47, 626.01 and 244.10

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Solution

The fourth proportional to 417.47, 626.01 and 244.10 is: 366.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    417.47 : 626.01 = 244.10 : x
  2. Step 2: Convert to fraction form
    417.47/626.01 = 244.10/x
  3. Step 3: Cross multiply
    417.47x = 626.01 × 244.10
  4. Step 4: Simplify right side
    417.47x = 152,809.04
  5. Step 5: Solve for x
    x = 152,809.04/417.47
  6. Step 6: Final answer
    x = 366.04

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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.