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Finding the Fourth Proportional to 822,887.52, 1,234,797.52 and 324,601.44

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Solution

The fourth proportional to 822,887.52, 1,234,797.52 and 324,601.44 is: 487,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,887.52 : 1,234,797.52 = 324,601.44 : x
  2. Step 2: Convert to fraction form
    822,887.52/1,234,797.52 = 324,601.44/x
  3. Step 3: Cross multiply
    822,887.52x = 1,234,797.52 × 324,601.44
  4. Step 4: Simplify right side
    822,887.52x = 400,817,053,100.43
  5. Step 5: Solve for x
    x = 400,817,053,100.43/822,887.52
  6. Step 6: Final answer
    x = 487,086.08

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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.