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Finding the Fourth Proportional to 425,739.36, 587,519.70 and 234,753.22

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Solution

The fourth proportional to 425,739.36, 587,519.70 and 234,753.22 is: 323,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,739.36 : 587,519.70 = 234,753.22 : x
  2. Step 2: Convert to fraction form
    425,739.36/587,519.70 = 234,753.22/x
  3. Step 3: Cross multiply
    425,739.36x = 587,519.70 × 234,753.22
  4. Step 4: Simplify right side
    425,739.36x = 137,922,141,388.43
  5. Step 5: Solve for x
    x = 137,922,141,388.43/425,739.36
  6. Step 6: Final answer
    x = 323,959.10

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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.