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Finding the Fourth Proportional to 702,301.24, 969,007.17 and 426,653.58

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Solution

The fourth proportional to 702,301.24, 969,007.17 and 426,653.58 is: 588,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,301.24 : 969,007.17 = 426,653.58 : x
  2. Step 2: Convert to fraction form
    702,301.24/969,007.17 = 426,653.58/x
  3. Step 3: Cross multiply
    702,301.24x = 969,007.17 × 426,653.58
  4. Step 4: Simplify right side
    702,301.24x = 413,430,380,959.97
  5. Step 5: Solve for x
    x = 413,430,380,959.97/702,301.24
  6. Step 6: Final answer
    x = 588,679.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.