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Finding the Fourth Proportional to 250,194.78, 375,292.17 and 63,206.28

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Solution

The fourth proportional to 250,194.78, 375,292.17 and 63,206.28 is: 94,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,194.78 : 375,292.17 = 63,206.28 : x
  2. Step 2: Convert to fraction form
    250,194.78/375,292.17 = 63,206.28/x
  3. Step 3: Cross multiply
    250,194.78x = 375,292.17 × 63,206.28
  4. Step 4: Simplify right side
    250,194.78x = 23,720,821,978.83
  5. Step 5: Solve for x
    x = 23,720,821,978.83/250,194.78
  6. Step 6: Final answer
    x = 94,809.42

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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.