Home / 641,190.35-884,836.01-350,799.17

Finding the Fourth Proportional to 641,190.35, 884,836.01 and 350,799.17

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Solution

The fourth proportional to 641,190.35, 884,836.01 and 350,799.17 is: 484,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,190.35 : 884,836.01 = 350,799.17 : x
  2. Step 2: Convert to fraction form
    641,190.35/884,836.01 = 350,799.17/x
  3. Step 3: Cross multiply
    641,190.35x = 884,836.01 × 350,799.17
  4. Step 4: Simplify right side
    641,190.35x = 310,399,731,715.94
  5. Step 5: Solve for x
    x = 310,399,731,715.94/641,190.35
  6. Step 6: Final answer
    x = 484,099.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.