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Finding the Fourth Proportional to 700.58, 966.89 and 424.58

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Solution

The fourth proportional to 700.58, 966.89 and 424.58 is: 585.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.58 : 966.89 = 424.58 : x
  2. Step 2: Convert to fraction form
    700.58/966.89 = 424.58/x
  3. Step 3: Cross multiply
    700.58x = 966.89 × 424.58
  4. Step 4: Simplify right side
    700.58x = 410,522.16
  5. Step 5: Solve for x
    x = 410,522.16/700.58
  6. Step 6: Final answer
    x = 585.97

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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.