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Finding the Fourth Proportional to 2,308.92, 3,463.38 and 577.55

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Solution

The fourth proportional to 2,308.92, 3,463.38 and 577.55 is: 866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.92 : 3,463.38 = 577.55 : x
  2. Step 2: Convert to fraction form
    2,308.92/3,463.38 = 577.55/x
  3. Step 3: Cross multiply
    2,308.92x = 3,463.38 × 577.55
  4. Step 4: Simplify right side
    2,308.92x = 2,000,275.12
  5. Step 5: Solve for x
    x = 2,000,275.12/2,308.92
  6. Step 6: Final answer
    x = 866.33

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1.5x scale

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.