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Finding the Fourth Proportional to 480,083.48, 720,232.47 and 180,566.66

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Solution

The fourth proportional to 480,083.48, 720,232.47 and 180,566.66 is: 270,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,083.48 : 720,232.47 = 180,566.66 : x
  2. Step 2: Convert to fraction form
    480,083.48/720,232.47 = 180,566.66/x
  3. Step 3: Cross multiply
    480,083.48x = 720,232.47 × 180,566.66
  4. Step 4: Simplify right side
    480,083.48x = 130,049,967,930.29
  5. Step 5: Solve for x
    x = 130,049,967,930.29/480,083.48
  6. Step 6: Final answer
    x = 270,890.32

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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.