Home / 653,235.21-979,862.66-226,784.57

Finding the Fourth Proportional to 653,235.21, 979,862.66 and 226,784.57

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Solution

The fourth proportional to 653,235.21, 979,862.66 and 226,784.57 is: 340,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,235.21 : 979,862.66 = 226,784.57 : x
  2. Step 2: Convert to fraction form
    653,235.21/979,862.66 = 226,784.57/x
  3. Step 3: Cross multiply
    653,235.21x = 979,862.66 × 226,784.57
  4. Step 4: Simplify right side
    653,235.21x = 222,217,725,973.92
  5. Step 5: Solve for x
    x = 222,217,725,973.92/653,235.21
  6. Step 6: Final answer
    x = 340,180.26

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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.