Home / 292,865.56-439,446.21-132,839.51

Finding the Fourth Proportional to 292,865.56, 439,446.21 and 132,839.51

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Solution

The fourth proportional to 292,865.56, 439,446.21 and 132,839.51 is: 199,326.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,865.56 : 439,446.21 = 132,839.51 : x
  2. Step 2: Convert to fraction form
    292,865.56/439,446.21 = 132,839.51/x
  3. Step 3: Cross multiply
    292,865.56x = 439,446.21 × 132,839.51
  4. Step 4: Simplify right side
    292,865.56x = 58,375,817,877.57
  5. Step 5: Solve for x
    x = 58,375,817,877.57/292,865.56
  6. Step 6: Final answer
    x = 199,326.33

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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.