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Finding the Fourth Proportional to 467,908.40, 700,550.40 and 454,786.40

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Solution

The fourth proportional to 467,908.40, 700,550.40 and 454,786.40 is: 680,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,908.40 : 700,550.40 = 454,786.40 : x
  2. Step 2: Convert to fraction form
    467,908.40/700,550.40 = 454,786.40/x
  3. Step 3: Cross multiply
    467,908.40x = 700,550.40 × 454,786.40
  4. Step 4: Simplify right side
    467,908.40x = 318,600,794,434.56
  5. Step 5: Solve for x
    x = 318,600,794,434.56/467,908.40
  6. Step 6: Final answer
    x = 680,904.20

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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.