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Finding the Fourth Proportional to 579,286.66, 799,442.99 and 361,624.27

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Solution

The fourth proportional to 579,286.66, 799,442.99 and 361,624.27 is: 499,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,286.66 : 799,442.99 = 361,624.27 : x
  2. Step 2: Convert to fraction form
    579,286.66/799,442.99 = 361,624.27/x
  3. Step 3: Cross multiply
    579,286.66x = 799,442.99 × 361,624.27
  4. Step 4: Simplify right side
    579,286.66x = 289,097,987,665.37
  5. Step 5: Solve for x
    x = 289,097,987,665.37/579,286.66
  6. Step 6: Final answer
    x = 499,058.60

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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.