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Finding the Fourth Proportional to 656,882.70, 984,546.45 and 277,802.70

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Solution

The fourth proportional to 656,882.70, 984,546.45 and 277,802.70 is: 416,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,882.70 : 984,546.45 = 277,802.70 : x
  2. Step 2: Convert to fraction form
    656,882.70/984,546.45 = 277,802.70/x
  3. Step 3: Cross multiply
    656,882.70x = 984,546.45 × 277,802.70
  4. Step 4: Simplify right side
    656,882.70x = 273,509,662,085.42
  5. Step 5: Solve for x
    x = 273,509,662,085.42/656,882.70
  6. Step 6: Final answer
    x = 416,375.19

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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.