Home / 356,041.17-491,337.45-194,906.08

Finding the Fourth Proportional to 356,041.17, 491,337.45 and 194,906.08

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Solution

The fourth proportional to 356,041.17, 491,337.45 and 194,906.08 is: 268,970.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,041.17 : 491,337.45 = 194,906.08 : x
  2. Step 2: Convert to fraction form
    356,041.17/491,337.45 = 194,906.08/x
  3. Step 3: Cross multiply
    356,041.17x = 491,337.45 × 194,906.08
  4. Step 4: Simplify right side
    356,041.17x = 95,764,656,950.87
  5. Step 5: Solve for x
    x = 95,764,656,950.87/356,041.17
  6. Step 6: Final answer
    x = 268,970.74

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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.