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Finding the Fourth Proportional to 425,596.14, 587,326.78 and 234,616.38

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Solution

The fourth proportional to 425,596.14, 587,326.78 and 234,616.38 is: 323,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,596.14 : 587,326.78 = 234,616.38 : x
  2. Step 2: Convert to fraction form
    425,596.14/587,326.78 = 234,616.38/x
  3. Step 3: Cross multiply
    425,596.14x = 587,326.78 × 234,616.38
  4. Step 4: Simplify right side
    425,596.14x = 137,796,483,000.66
  5. Step 5: Solve for x
    x = 137,796,483,000.66/425,596.14
  6. Step 6: Final answer
    x = 323,772.87

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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.