Home / 480,566.40-721,146.02-244,078.80

Finding the Fourth Proportional to 480,566.40, 721,146.02 and 244,078.80

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Solution

The fourth proportional to 480,566.40, 721,146.02 and 244,078.80 is: 366,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,566.40 : 721,146.02 = 244,078.80 : x
  2. Step 2: Convert to fraction form
    480,566.40/721,146.02 = 244,078.80/x
  3. Step 3: Cross multiply
    480,566.40x = 721,146.02 × 244,078.80
  4. Step 4: Simplify right side
    480,566.40x = 176,016,455,186.38
  5. Step 5: Solve for x
    x = 176,016,455,186.38/480,566.40
  6. Step 6: Final answer
    x = 366,268.75

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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.