Home / 571,074.50-856,719.89-229,544.55

Finding the Fourth Proportional to 571,074.50, 856,719.89 and 229,544.55

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Solution

The fourth proportional to 571,074.50, 856,719.89 and 229,544.55 is: 344,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,074.50 : 856,719.89 = 229,544.55 : x
  2. Step 2: Convert to fraction form
    571,074.50/856,719.89 = 229,544.55/x
  3. Step 3: Cross multiply
    571,074.50x = 856,719.89 × 229,544.55
  4. Step 4: Simplify right side
    571,074.50x = 196,655,380,478.38
  5. Step 5: Solve for x
    x = 196,655,380,478.38/571,074.50
  6. Step 6: Final answer
    x = 344,360.29

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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.