Home / 641,191.35-884,837.38-350,800.17

Finding the Fourth Proportional to 641,191.35, 884,837.38 and 350,800.17

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Solution

The fourth proportional to 641,191.35, 884,837.38 and 350,800.17 is: 484,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,191.35 : 884,837.38 = 350,800.17 : x
  2. Step 2: Convert to fraction form
    641,191.35/884,837.38 = 350,800.17/x
  3. Step 3: Cross multiply
    641,191.35x = 884,837.38 × 350,800.17
  4. Step 4: Simplify right side
    641,191.35x = 310,401,103,326.36
  5. Step 5: Solve for x
    x = 310,401,103,326.36/641,191.35
  6. Step 6: Final answer
    x = 484,100.58

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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.