Home / 626,340.33-939,502.30-153,029.79

Finding the Fourth Proportional to 626,340.33, 939,502.30 and 153,029.79

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Solution

The fourth proportional to 626,340.33, 939,502.30 and 153,029.79 is: 229,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,340.33 : 939,502.30 = 153,029.79 : x
  2. Step 2: Convert to fraction form
    626,340.33/939,502.30 = 153,029.79/x
  3. Step 3: Cross multiply
    626,340.33x = 939,502.30 × 153,029.79
  4. Step 4: Simplify right side
    626,340.33x = 143,771,839,673.52
  5. Step 5: Solve for x
    x = 143,771,839,673.52/626,340.33
  6. Step 6: Final answer
    x = 229,542.68

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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.