Home / 526,400.00-789,600.12-147,376.56

Finding the Fourth Proportional to 526,400.00, 789,600.12 and 147,376.56

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Solution

The fourth proportional to 526,400.00, 789,600.12 and 147,376.56 is: 221,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,400.00 : 789,600.12 = 147,376.56 : x
  2. Step 2: Convert to fraction form
    526,400.00/789,600.12 = 147,376.56/x
  3. Step 3: Cross multiply
    526,400.00x = 789,600.12 × 147,376.56
  4. Step 4: Simplify right side
    526,400.00x = 116,368,551,869.53
  5. Step 5: Solve for x
    x = 116,368,551,869.53/526,400.00
  6. Step 6: Final answer
    x = 221,064.88

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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.