Home / 423,704.69-584,723.89-249,287.07

Finding the Fourth Proportional to 423,704.69, 584,723.89 and 249,287.07

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Solution

The fourth proportional to 423,704.69, 584,723.89 and 249,287.07 is: 344,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,704.69 : 584,723.89 = 249,287.07 : x
  2. Step 2: Convert to fraction form
    423,704.69/584,723.89 = 249,287.07/x
  3. Step 3: Cross multiply
    423,704.69x = 584,723.89 × 249,287.07
  4. Step 4: Simplify right side
    423,704.69x = 145,764,101,932.99
  5. Step 5: Solve for x
    x = 145,764,101,932.99/423,704.69
  6. Step 6: Final answer
    x = 344,022.87

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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.