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Finding the Fourth Proportional to 466.79, 700.38 and 425.07

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Solution

The fourth proportional to 466.79, 700.38 and 425.07 is: 637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.79 : 700.38 = 425.07 : x
  2. Step 2: Convert to fraction form
    466.79/700.38 = 425.07/x
  3. Step 3: Cross multiply
    466.79x = 700.38 × 425.07
  4. Step 4: Simplify right side
    466.79x = 297,710.53
  5. Step 5: Solve for x
    x = 297,710.53/466.79
  6. Step 6: Final answer
    x = 637.79

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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.