Home / 285,002.22-393,238.26-170,262.66

Finding the Fourth Proportional to 285,002.22, 393,238.26 and 170,262.66

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Solution

The fourth proportional to 285,002.22, 393,238.26 and 170,262.66 is: 234,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,002.22 : 393,238.26 = 170,262.66 : x
  2. Step 2: Convert to fraction form
    285,002.22/393,238.26 = 170,262.66/x
  3. Step 3: Cross multiply
    285,002.22x = 393,238.26 × 170,262.66
  4. Step 4: Simplify right side
    285,002.22x = 66,953,792,161.37
  5. Step 5: Solve for x
    x = 66,953,792,161.37/285,002.22
  6. Step 6: Final answer
    x = 234,923.76

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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.