Home / 526,267.40-789,012.30-226,502.60

Finding the Fourth Proportional to 526,267.40, 789,012.30 and 226,502.60

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Solution

The fourth proportional to 526,267.40, 789,012.30 and 226,502.60 is: 339,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,267.40 : 789,012.30 = 226,502.60 : x
  2. Step 2: Convert to fraction form
    526,267.40/789,012.30 = 226,502.60/x
  3. Step 3: Cross multiply
    526,267.40x = 789,012.30 × 226,502.60
  4. Step 4: Simplify right side
    526,267.40x = 178,713,337,381.98
  5. Step 5: Solve for x
    x = 178,713,337,381.98/526,267.40
  6. Step 6: Final answer
    x = 339,586.56

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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.