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Finding the Fourth Proportional to 2,363.24, 3,542.13 and 900.99

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Solution

The fourth proportional to 2,363.24, 3,542.13 and 900.99 is: 1,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.24 : 3,542.13 = 900.99 : x
  2. Step 2: Convert to fraction form
    2,363.24/3,542.13 = 900.99/x
  3. Step 3: Cross multiply
    2,363.24x = 3,542.13 × 900.99
  4. Step 4: Simplify right side
    2,363.24x = 3,191,423.71
  5. Step 5: Solve for x
    x = 3,191,423.71/2,363.24
  6. Step 6: Final answer
    x = 1,350.44

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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.