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Finding the Fourth Proportional to 1,035.98, 1,429.52 and 700.61

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Solution

The fourth proportional to 1,035.98, 1,429.52 and 700.61 is: 966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.98 : 1,429.52 = 700.61 : x
  2. Step 2: Convert to fraction form
    1,035.98/1,429.52 = 700.61/x
  3. Step 3: Cross multiply
    1,035.98x = 1,429.52 × 700.61
  4. Step 4: Simplify right side
    1,035.98x = 1,001,533.34
  5. Step 5: Solve for x
    x = 1,001,533.34/1,035.98
  6. Step 6: Final answer
    x = 966.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.