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Finding the Fourth Proportional to 583,579.62, 805,540.77 and 341,940.42

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Solution

The fourth proportional to 583,579.62, 805,540.77 and 341,940.42 is: 471,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,579.62 : 805,540.77 = 341,940.42 : x
  2. Step 2: Convert to fraction form
    583,579.62/805,540.77 = 341,940.42/x
  3. Step 3: Cross multiply
    583,579.62x = 805,540.77 × 341,940.42
  4. Step 4: Simplify right side
    583,579.62x = 275,446,949,220.92
  5. Step 5: Solve for x
    x = 275,446,949,220.92/583,579.62
  6. Step 6: Final answer
    x = 471,995.49

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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.