Home / 233,900.28-322,788.27-143,306.20

Finding the Fourth Proportional to 233,900.28, 322,788.27 and 143,306.20

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Solution

The fourth proportional to 233,900.28, 322,788.27 and 143,306.20 is: 197,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,900.28 : 322,788.27 = 143,306.20 : x
  2. Step 2: Convert to fraction form
    233,900.28/322,788.27 = 143,306.20/x
  3. Step 3: Cross multiply
    233,900.28x = 322,788.27 × 143,306.20
  4. Step 4: Simplify right side
    233,900.28x = 46,257,560,378.27
  5. Step 5: Solve for x
    x = 46,257,560,378.27/233,900.28
  6. Step 6: Final answer
    x = 197,766.16

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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.