Home / 292,455.27-403,580.84-163,394.73

Finding the Fourth Proportional to 292,455.27, 403,580.84 and 163,394.73

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Solution

The fourth proportional to 292,455.27, 403,580.84 and 163,394.73 is: 225,480.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,455.27 : 403,580.84 = 163,394.73 : x
  2. Step 2: Convert to fraction form
    292,455.27/403,580.84 = 163,394.73/x
  3. Step 3: Cross multiply
    292,455.27x = 403,580.84 × 163,394.73
  4. Step 4: Simplify right side
    292,455.27x = 65,942,981,568.00
  5. Step 5: Solve for x
    x = 65,942,981,568.00/292,455.27
  6. Step 6: Final answer
    x = 225,480.57

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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.