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Finding the Fourth Proportional to 593,865.60, 890,798.40 and 494,138.40

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Solution

The fourth proportional to 593,865.60, 890,798.40 and 494,138.40 is: 741,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,865.60 : 890,798.40 = 494,138.40 : x
  2. Step 2: Convert to fraction form
    593,865.60/890,798.40 = 494,138.40/x
  3. Step 3: Cross multiply
    593,865.60x = 890,798.40 × 494,138.40
  4. Step 4: Simplify right side
    593,865.60x = 440,177,696,098.56
  5. Step 5: Solve for x
    x = 440,177,696,098.56/593,865.60
  6. Step 6: Final answer
    x = 741,207.60

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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.