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Finding the Fourth Proportional to 411,874.88, 568,356.14 and 250,712.01

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Solution

The fourth proportional to 411,874.88, 568,356.14 and 250,712.01 is: 345,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,874.88 : 568,356.14 = 250,712.01 : x
  2. Step 2: Convert to fraction form
    411,874.88/568,356.14 = 250,712.01/x
  3. Step 3: Cross multiply
    411,874.88x = 568,356.14 × 250,712.01
  4. Step 4: Simplify right side
    411,874.88x = 142,493,710,882.02
  5. Step 5: Solve for x
    x = 142,493,710,882.02/411,874.88
  6. Step 6: Final answer
    x = 345,963.59

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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.