Home / 217,964.19-326,748.24-194,344.59

Finding the Fourth Proportional to 217,964.19, 326,748.24 and 194,344.59

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Solution

The fourth proportional to 217,964.19, 326,748.24 and 194,344.59 is: 291,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,964.19 : 326,748.24 = 194,344.59 : x
  2. Step 2: Convert to fraction form
    217,964.19/326,748.24 = 194,344.59/x
  3. Step 3: Cross multiply
    217,964.19x = 326,748.24 × 194,344.59
  4. Step 4: Simplify right side
    217,964.19x = 63,501,752,736.02
  5. Step 5: Solve for x
    x = 63,501,752,736.02/217,964.19
  6. Step 6: Final answer
    x = 291,340.30

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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.