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Finding the Fourth Proportional to 2,468.59, 3,703.10 and 988.24

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Solution

The fourth proportional to 2,468.59, 3,703.10 and 988.24 is: 1,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.59 : 3,703.10 = 988.24 : x
  2. Step 2: Convert to fraction form
    2,468.59/3,703.10 = 988.24/x
  3. Step 3: Cross multiply
    2,468.59x = 3,703.10 × 988.24
  4. Step 4: Simplify right side
    2,468.59x = 3,659,551.54
  5. Step 5: Solve for x
    x = 3,659,551.54/2,468.59
  6. Step 6: Final answer
    x = 1,482.45

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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.