Home / 441,569.28-662,486.89-137,951.18

Finding the Fourth Proportional to 441,569.28, 662,486.89 and 137,951.18

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Solution

The fourth proportional to 441,569.28, 662,486.89 and 137,951.18 is: 206,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,569.28 : 662,486.89 = 137,951.18 : x
  2. Step 2: Convert to fraction form
    441,569.28/662,486.89 = 137,951.18/x
  3. Step 3: Cross multiply
    441,569.28x = 662,486.89 × 137,951.18
  4. Step 4: Simplify right side
    441,569.28x = 91,390,844,552.72
  5. Step 5: Solve for x
    x = 91,390,844,552.72/441,569.28
  6. Step 6: Final answer
    x = 206,968.30

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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.