Home / 969,937.41-1,338,555.17-540,217.65

Finding the Fourth Proportional to 969,937.41, 1,338,555.17 and 540,217.65

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Solution

The fourth proportional to 969,937.41, 1,338,555.17 and 540,217.65 is: 745,523.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,937.41 : 1,338,555.17 = 540,217.65 : x
  2. Step 2: Convert to fraction form
    969,937.41/1,338,555.17 = 540,217.65/x
  3. Step 3: Cross multiply
    969,937.41x = 1,338,555.17 × 540,217.65
  4. Step 4: Simplify right side
    969,937.41x = 723,111,125,631.66
  5. Step 5: Solve for x
    x = 723,111,125,631.66/969,937.41
  6. Step 6: Final answer
    x = 745,523.49

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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.