Home / 992,322.52-1,368,820.49-624,212.96

Finding the Fourth Proportional to 992,322.52, 1,368,820.49 and 624,212.96

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Solution

The fourth proportional to 992,322.52, 1,368,820.49 and 624,212.96 is: 861,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,322.52 : 1,368,820.49 = 624,212.96 : x
  2. Step 2: Convert to fraction form
    992,322.52/1,368,820.49 = 624,212.96/x
  3. Step 3: Cross multiply
    992,322.52x = 1,368,820.49 × 624,212.96
  4. Step 4: Simplify right side
    992,322.52x = 854,435,479,806.38
  5. Step 5: Solve for x
    x = 854,435,479,806.38/992,322.52
  6. Step 6: Final answer
    x = 861,046.15

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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.