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Finding the Fourth Proportional to 473.77, 710.28 and 370.75

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Solution

The fourth proportional to 473.77, 710.28 and 370.75 is: 555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.77 : 710.28 = 370.75 : x
  2. Step 2: Convert to fraction form
    473.77/710.28 = 370.75/x
  3. Step 3: Cross multiply
    473.77x = 710.28 × 370.75
  4. Step 4: Simplify right side
    473.77x = 263,336.31
  5. Step 5: Solve for x
    x = 263,336.31/473.77
  6. Step 6: Final answer
    x = 555.83

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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.