Home / 480,566.88-721,146.78-244,079.28

Finding the Fourth Proportional to 480,566.88, 721,146.78 and 244,079.28

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Solution

The fourth proportional to 480,566.88, 721,146.78 and 244,079.28 is: 366,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,566.88 : 721,146.78 = 244,079.28 : x
  2. Step 2: Convert to fraction form
    480,566.88/721,146.78 = 244,079.28/x
  3. Step 3: Cross multiply
    480,566.88x = 721,146.78 × 244,079.28
  4. Step 4: Simplify right side
    480,566.88x = 176,016,986,836.72
  5. Step 5: Solve for x
    x = 176,016,986,836.72/480,566.88
  6. Step 6: Final answer
    x = 366,269.49

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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.