Home / 876,376.76-1,314,565.13-211,528.76

Finding the Fourth Proportional to 876,376.76, 1,314,565.13 and 211,528.76

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Solution

The fourth proportional to 876,376.76, 1,314,565.13 and 211,528.76 is: 317,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,376.76 : 1,314,565.13 = 211,528.76 : x
  2. Step 2: Convert to fraction form
    876,376.76/1,314,565.13 = 211,528.76/x
  3. Step 3: Cross multiply
    876,376.76x = 1,314,565.13 × 211,528.76
  4. Step 4: Simplify right side
    876,376.76x = 278,068,324,257.67
  5. Step 5: Solve for x
    x = 278,068,324,257.67/876,376.76
  6. Step 6: Final answer
    x = 317,293.13

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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.