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Finding the Fourth Proportional to 881.95, 1,323.95 and 700.16

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Solution

The fourth proportional to 881.95, 1,323.95 and 700.16 is: 1,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.95 : 1,323.95 = 700.16 : x
  2. Step 2: Convert to fraction form
    881.95/1,323.95 = 700.16/x
  3. Step 3: Cross multiply
    881.95x = 1,323.95 × 700.16
  4. Step 4: Simplify right side
    881.95x = 926,976.83
  5. Step 5: Solve for x
    x = 926,976.83/881.95
  6. Step 6: Final answer
    x = 1,051.05

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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.