Home / 349,012.83-523,521.96-191,155.17

Finding the Fourth Proportional to 349,012.83, 523,521.96 and 191,155.17

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Solution

The fourth proportional to 349,012.83, 523,521.96 and 191,155.17 is: 286,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,012.83 : 523,521.96 = 191,155.17 : x
  2. Step 2: Convert to fraction form
    349,012.83/523,521.96 = 191,155.17/x
  3. Step 3: Cross multiply
    349,012.83x = 523,521.96 × 191,155.17
  4. Step 4: Simplify right side
    349,012.83x = 100,073,929,262.53
  5. Step 5: Solve for x
    x = 100,073,929,262.53/349,012.83
  6. Step 6: Final answer
    x = 286,734.24

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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.