Home / 535,256.88-802,844.28-198,139.20

Finding the Fourth Proportional to 535,256.88, 802,844.28 and 198,139.20

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Solution

The fourth proportional to 535,256.88, 802,844.28 and 198,139.20 is: 297,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,256.88 : 802,844.28 = 198,139.20 : x
  2. Step 2: Convert to fraction form
    535,256.88/802,844.28 = 198,139.20/x
  3. Step 3: Cross multiply
    535,256.88x = 802,844.28 × 198,139.20
  4. Step 4: Simplify right side
    535,256.88x = 159,074,923,363.78
  5. Step 5: Solve for x
    x = 159,074,923,363.78/535,256.88
  6. Step 6: Final answer
    x = 297,193.61

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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.