Home / 932,795.89-1,399,438.19-293,073.78

Finding the Fourth Proportional to 932,795.89, 1,399,438.19 and 293,073.78

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Solution

The fourth proportional to 932,795.89, 1,399,438.19 and 293,073.78 is: 439,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,795.89 : 1,399,438.19 = 293,073.78 : x
  2. Step 2: Convert to fraction form
    932,795.89/1,399,438.19 = 293,073.78/x
  3. Step 3: Cross multiply
    932,795.89x = 1,399,438.19 × 293,073.78
  4. Step 4: Simplify right side
    932,795.89x = 410,138,640,219.66
  5. Step 5: Solve for x
    x = 410,138,640,219.66/932,795.89
  6. Step 6: Final answer
    x = 439,687.44

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Double scale
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Similar ratio
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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.