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Finding the Fourth Proportional to 464,952.70, 697,337.19 and 127,906.39

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Solution

The fourth proportional to 464,952.70, 697,337.19 and 127,906.39 is: 191,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,952.70 : 697,337.19 = 127,906.39 : x
  2. Step 2: Convert to fraction form
    464,952.70/697,337.19 = 127,906.39/x
  3. Step 3: Cross multiply
    464,952.70x = 697,337.19 × 127,906.39
  4. Step 4: Simplify right side
    464,952.70x = 89,193,882,585.64
  5. Step 5: Solve for x
    x = 89,193,882,585.64/464,952.70
  6. Step 6: Final answer
    x = 191,834.31

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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.