Home / 591,969.10-887,953.65-218,137.90

Finding the Fourth Proportional to 591,969.10, 887,953.65 and 218,137.90

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Solution

The fourth proportional to 591,969.10, 887,953.65 and 218,137.90 is: 327,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,969.10 : 887,953.65 = 218,137.90 : x
  2. Step 2: Convert to fraction form
    591,969.10/887,953.65 = 218,137.90/x
  3. Step 3: Cross multiply
    591,969.10x = 887,953.65 × 218,137.90
  4. Step 4: Simplify right side
    591,969.10x = 193,696,344,508.34
  5. Step 5: Solve for x
    x = 193,696,344,508.34/591,969.10
  6. Step 6: Final answer
    x = 327,206.85

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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.