Home / 526,223.88-789,385.70-147,144.62

Finding the Fourth Proportional to 526,223.88, 789,385.70 and 147,144.62

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Solution

The fourth proportional to 526,223.88, 789,385.70 and 147,144.62 is: 220,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,223.88 : 789,385.70 = 147,144.62 : x
  2. Step 2: Convert to fraction form
    526,223.88/789,385.70 = 147,144.62/x
  3. Step 3: Cross multiply
    526,223.88x = 789,385.70 × 147,144.62
  4. Step 4: Simplify right side
    526,223.88x = 116,153,858,859.93
  5. Step 5: Solve for x
    x = 116,153,858,859.93/526,223.88
  6. Step 6: Final answer
    x = 220,730.88

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1.5x scale

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.