Home / 932,724.86-1,399,087.29-258,806.29

Finding the Fourth Proportional to 932,724.86, 1,399,087.29 and 258,806.29

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Solution

The fourth proportional to 932,724.86, 1,399,087.29 and 258,806.29 is: 388,209.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,724.86 : 1,399,087.29 = 258,806.29 : x
  2. Step 2: Convert to fraction form
    932,724.86/1,399,087.29 = 258,806.29/x
  3. Step 3: Cross multiply
    932,724.86x = 1,399,087.29 × 258,806.29
  4. Step 4: Simplify right side
    932,724.86x = 362,092,583,915.62
  5. Step 5: Solve for x
    x = 362,092,583,915.62/932,724.86
  6. Step 6: Final answer
    x = 388,209.43

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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.