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Finding the Fourth Proportional to 480,553.43, 720,754.47 and 160,702.83

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Solution

The fourth proportional to 480,553.43, 720,754.47 and 160,702.83 is: 241,028.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,553.43 : 720,754.47 = 160,702.83 : x
  2. Step 2: Convert to fraction form
    480,553.43/720,754.47 = 160,702.83/x
  3. Step 3: Cross multiply
    480,553.43x = 720,754.47 × 160,702.83
  4. Step 4: Simplify right side
    480,553.43x = 115,827,283,064.15
  5. Step 5: Solve for x
    x = 115,827,283,064.15/480,553.43
  6. Step 6: Final answer
    x = 241,028.94

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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.