Home / 526,380.26-789,618.63-147,299.92

Finding the Fourth Proportional to 526,380.26, 789,618.63 and 147,299.92

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Solution

The fourth proportional to 526,380.26, 789,618.63 and 147,299.92 is: 220,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,380.26 : 789,618.63 = 147,299.92 : x
  2. Step 2: Convert to fraction form
    526,380.26/789,618.63 = 147,299.92/x
  3. Step 3: Cross multiply
    526,380.26x = 789,618.63 × 147,299.92
  4. Step 4: Simplify right side
    526,380.26x = 116,310,758,779.28
  5. Step 5: Solve for x
    x = 116,310,758,779.28/526,380.26
  6. Step 6: Final answer
    x = 220,963.38

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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.