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Finding the Fourth Proportional to 419,599.68, 579,266.54 and 327,521.24

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Solution

The fourth proportional to 419,599.68, 579,266.54 and 327,521.24 is: 452,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,599.68 : 579,266.54 = 327,521.24 : x
  2. Step 2: Convert to fraction form
    419,599.68/579,266.54 = 327,521.24/x
  3. Step 3: Cross multiply
    419,599.68x = 579,266.54 × 327,521.24
  4. Step 4: Simplify right side
    419,599.68x = 189,722,090,937.37
  5. Step 5: Solve for x
    x = 189,722,090,937.37/419,599.68
  6. Step 6: Final answer
    x = 452,150.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.