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Finding the Fourth Proportional to 277,797.65, 416,204.40 and 235,479.20

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Solution

The fourth proportional to 277,797.65, 416,204.40 and 235,479.20 is: 352,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,797.65 : 416,204.40 = 235,479.20 : x
  2. Step 2: Convert to fraction form
    277,797.65/416,204.40 = 235,479.20/x
  3. Step 3: Cross multiply
    277,797.65x = 416,204.40 × 235,479.20
  4. Step 4: Simplify right side
    277,797.65x = 98,007,479,148.48
  5. Step 5: Solve for x
    x = 98,007,479,148.48/277,797.65
  6. Step 6: Final answer
    x = 352,801.69

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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.