Home / 349,153.96-523,960.61-191,493.13

Finding the Fourth Proportional to 349,153.96, 523,960.61 and 191,493.13

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Solution

The fourth proportional to 349,153.96, 523,960.61 and 191,493.13 is: 287,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,153.96 : 523,960.61 = 191,493.13 : x
  2. Step 2: Convert to fraction form
    349,153.96/523,960.61 = 191,493.13/x
  3. Step 3: Cross multiply
    349,153.96x = 523,960.61 × 191,493.13
  4. Step 4: Simplify right side
    349,153.96x = 100,334,857,205.61
  5. Step 5: Solve for x
    x = 100,334,857,205.61/349,153.96
  6. Step 6: Final answer
    x = 287,365.66

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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.