Home / 932,333.94-1,286,611.47-518,863.80

Finding the Fourth Proportional to 932,333.94, 1,286,611.47 and 518,863.80

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Solution

The fourth proportional to 932,333.94, 1,286,611.47 and 518,863.80 is: 716,026.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,333.94 : 1,286,611.47 = 518,863.80 : x
  2. Step 2: Convert to fraction form
    932,333.94/1,286,611.47 = 518,863.80/x
  3. Step 3: Cross multiply
    932,333.94x = 1,286,611.47 × 518,863.80
  4. Step 4: Simplify right side
    932,333.94x = 667,576,116,447.79
  5. Step 5: Solve for x
    x = 667,576,116,447.79/932,333.94
  6. Step 6: Final answer
    x = 716,026.83

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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.