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Finding the Fourth Proportional to 700.69, 1,051.14 and 335.41

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Solution

The fourth proportional to 700.69, 1,051.14 and 335.41 is: 503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.69 : 1,051.14 = 335.41 : x
  2. Step 2: Convert to fraction form
    700.69/1,051.14 = 335.41/x
  3. Step 3: Cross multiply
    700.69x = 1,051.14 × 335.41
  4. Step 4: Simplify right side
    700.69x = 352,562.87
  5. Step 5: Solve for x
    x = 352,562.87/700.69
  6. Step 6: Final answer
    x = 503.17

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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.