Home / 219,601.45-328,910.10-175,314.70

Finding the Fourth Proportional to 219,601.45, 328,910.10 and 175,314.70

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Solution

The fourth proportional to 219,601.45, 328,910.10 and 175,314.70 is: 262,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,601.45 : 328,910.10 = 175,314.70 : x
  2. Step 2: Convert to fraction form
    219,601.45/328,910.10 = 175,314.70/x
  3. Step 3: Cross multiply
    219,601.45x = 328,910.10 × 175,314.70
  4. Step 4: Simplify right side
    219,601.45x = 57,662,775,508.47
  5. Step 5: Solve for x
    x = 57,662,775,508.47/219,601.45
  6. Step 6: Final answer
    x = 262,579.21

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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.