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Finding the Fourth Proportional to 593,979.76, 890,879.08 and 194,662

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Solution

The fourth proportional to 593,979.76, 890,879.08 and 194,662 is: 291,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,979.76 : 890,879.08 = 194,662 : x
  2. Step 2: Convert to fraction form
    593,979.76/890,879.08 = 194,662/x
  3. Step 3: Cross multiply
    593,979.76x = 890,879.08 × 194,662
  4. Step 4: Simplify right side
    593,979.76x = 173,420,303,470.96
  5. Step 5: Solve for x
    x = 173,420,303,470.96/593,979.76
  6. Step 6: Final answer
    x = 291,963.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.