Home / 784,864-1,177,307.28-223,898.56

Finding the Fourth Proportional to 784,864, 1,177,307.28 and 223,898.56

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Solution

The fourth proportional to 784,864, 1,177,307.28 and 223,898.56 is: 335,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,864 : 1,177,307.28 = 223,898.56 : x
  2. Step 2: Convert to fraction form
    784,864/1,177,307.28 = 223,898.56/x
  3. Step 3: Cross multiply
    784,864x = 1,177,307.28 × 223,898.56
  4. Step 4: Simplify right side
    784,864x = 263,597,404,669.52
  5. Step 5: Solve for x
    x = 263,597,404,669.52/784,864
  6. Step 6: Final answer
    x = 335,851.06

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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.