Home / 389,909.35-537,850.38-234,752.77

Finding the Fourth Proportional to 389,909.35, 537,850.38 and 234,752.77

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Solution

The fourth proportional to 389,909.35, 537,850.38 and 234,752.77 is: 323,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,909.35 : 537,850.38 = 234,752.77 : x
  2. Step 2: Convert to fraction form
    389,909.35/537,850.38 = 234,752.77/x
  3. Step 3: Cross multiply
    389,909.35x = 537,850.38 × 234,752.77
  4. Step 4: Simplify right side
    389,909.35x = 126,261,866,550.55
  5. Step 5: Solve for x
    x = 126,261,866,550.55/389,909.35
  6. Step 6: Final answer
    x = 323,823.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.