Home / 351,839.04-527,891.40-211,696.08

Finding the Fourth Proportional to 351,839.04, 527,891.40 and 211,696.08

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Solution

The fourth proportional to 351,839.04, 527,891.40 and 211,696.08 is: 317,624.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,839.04 : 527,891.40 = 211,696.08 : x
  2. Step 2: Convert to fraction form
    351,839.04/527,891.40 = 211,696.08/x
  3. Step 3: Cross multiply
    351,839.04x = 527,891.40 × 211,696.08
  4. Step 4: Simplify right side
    351,839.04x = 111,752,540,045.71
  5. Step 5: Solve for x
    x = 111,752,540,045.71/351,839.04
  6. Step 6: Final answer
    x = 317,624.05

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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.