Home / 288,761.22-433,338.66-173,452.86

Finding the Fourth Proportional to 288,761.22, 433,338.66 and 173,452.86

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Solution

The fourth proportional to 288,761.22, 433,338.66 and 173,452.86 is: 260,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,761.22 : 433,338.66 = 173,452.86 : x
  2. Step 2: Convert to fraction form
    288,761.22/433,338.66 = 173,452.86/x
  3. Step 3: Cross multiply
    288,761.22x = 433,338.66 × 173,452.86
  4. Step 4: Simplify right side
    288,761.22x = 75,163,829,925.57
  5. Step 5: Solve for x
    x = 75,163,829,925.57/288,761.22
  6. Step 6: Final answer
    x = 260,297.52

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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.