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Finding the Fourth Proportional to 2,924.99, 4,387.49 and 1,463.80

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Solution

The fourth proportional to 2,924.99, 4,387.49 and 1,463.80 is: 2,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.99 : 4,387.49 = 1,463.80 : x
  2. Step 2: Convert to fraction form
    2,924.99/4,387.49 = 1,463.80/x
  3. Step 3: Cross multiply
    2,924.99x = 4,387.49 × 1,463.80
  4. Step 4: Simplify right side
    2,924.99x = 6,422,407.86
  5. Step 5: Solve for x
    x = 6,422,407.86/2,924.99
  6. Step 6: Final answer
    x = 2,195.70

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Double scale
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Similar ratio
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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.