Home / 351,876.18-527,733.34-209,761.58

Finding the Fourth Proportional to 351,876.18, 527,733.34 and 209,761.58

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Solution

The fourth proportional to 351,876.18, 527,733.34 and 209,761.58 is: 314,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,876.18 : 527,733.34 = 209,761.58 : x
  2. Step 2: Convert to fraction form
    351,876.18/527,733.34 = 209,761.58/x
  3. Step 3: Cross multiply
    351,876.18x = 527,733.34 × 209,761.58
  4. Step 4: Simplify right side
    351,876.18x = 110,698,179,217.08
  5. Step 5: Solve for x
    x = 110,698,179,217.08/351,876.18
  6. Step 6: Final answer
    x = 314,594.13

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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.