Home / 872,915.55-1,205,176.91-597,733.89

Finding the Fourth Proportional to 872,915.55, 1,205,176.91 and 597,733.89

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Solution

The fourth proportional to 872,915.55, 1,205,176.91 and 597,733.89 is: 825,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,915.55 : 1,205,176.91 = 597,733.89 : x
  2. Step 2: Convert to fraction form
    872,915.55/1,205,176.91 = 597,733.89/x
  3. Step 3: Cross multiply
    872,915.55x = 1,205,176.91 × 597,733.89
  4. Step 4: Simplify right side
    872,915.55x = 720,375,079,563.81
  5. Step 5: Solve for x
    x = 720,375,079,563.81/872,915.55
  6. Step 6: Final answer
    x = 825,251.74

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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.