Home / 516,231.20-774,359.76-249,942.08

Finding the Fourth Proportional to 516,231.20, 774,359.76 and 249,942.08

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Solution

The fourth proportional to 516,231.20, 774,359.76 and 249,942.08 is: 374,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,231.20 : 774,359.76 = 249,942.08 : x
  2. Step 2: Convert to fraction form
    516,231.20/774,359.76 = 249,942.08/x
  3. Step 3: Cross multiply
    516,231.20x = 774,359.76 × 249,942.08
  4. Step 4: Simplify right side
    516,231.20x = 193,545,089,082.70
  5. Step 5: Solve for x
    x = 193,545,089,082.70/516,231.20
  6. Step 6: Final answer
    x = 374,919.39

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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.