Home / 217,174.19-324,275.82-194,538.74

Finding the Fourth Proportional to 217,174.19, 324,275.82 and 194,538.74

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Solution

The fourth proportional to 217,174.19, 324,275.82 and 194,538.74 is: 290,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,174.19 : 324,275.82 = 194,538.74 : x
  2. Step 2: Convert to fraction form
    217,174.19/324,275.82 = 194,538.74/x
  3. Step 3: Cross multiply
    217,174.19x = 324,275.82 × 194,538.74
  4. Step 4: Simplify right side
    217,174.19x = 63,084,207,813.89
  5. Step 5: Solve for x
    x = 63,084,207,813.89/217,174.19
  6. Step 6: Final answer
    x = 290,477.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.