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Finding the Fourth Proportional to 1,468.68, 2,204.10 and 579.35

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Solution

The fourth proportional to 1,468.68, 2,204.10 and 579.35 is: 869.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.68 : 2,204.10 = 579.35 : x
  2. Step 2: Convert to fraction form
    1,468.68/2,204.10 = 579.35/x
  3. Step 3: Cross multiply
    1,468.68x = 2,204.10 × 579.35
  4. Step 4: Simplify right side
    1,468.68x = 1,276,934.31
  5. Step 5: Solve for x
    x = 1,276,934.31/1,468.68
  6. Step 6: Final answer
    x = 869.44

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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.