Home / 412,517.16-569,308.50-231,226.20

Finding the Fourth Proportional to 412,517.16, 569,308.50 and 231,226.20

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Solution

The fourth proportional to 412,517.16, 569,308.50 and 231,226.20 is: 319,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,517.16 : 569,308.50 = 231,226.20 : x
  2. Step 2: Convert to fraction form
    412,517.16/569,308.50 = 231,226.20/x
  3. Step 3: Cross multiply
    412,517.16x = 569,308.50 × 231,226.20
  4. Step 4: Simplify right side
    412,517.16x = 131,639,041,082.70
  5. Step 5: Solve for x
    x = 131,639,041,082.70/412,517.16
  6. Step 6: Final answer
    x = 319,111.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.