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Finding the Fourth Proportional to 480,563.88, 721,142.28 and 244,076.28

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Solution

The fourth proportional to 480,563.88, 721,142.28 and 244,076.28 is: 366,264.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,563.88 : 721,142.28 = 244,076.28 : x
  2. Step 2: Convert to fraction form
    480,563.88/721,142.28 = 244,076.28/x
  3. Step 3: Cross multiply
    480,563.88x = 721,142.28 × 244,076.28
  4. Step 4: Simplify right side
    480,563.88x = 176,013,725,053.12
  5. Step 5: Solve for x
    x = 176,013,725,053.12/480,563.88
  6. Step 6: Final answer
    x = 366,264.99

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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.