Home / 494,488-745,438.19-461,530.92

Finding the Fourth Proportional to 494,488, 745,438.19 and 461,530.92

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Solution

The fourth proportional to 494,488, 745,438.19 and 461,530.92 is: 695,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,488 : 745,438.19 = 461,530.92 : x
  2. Step 2: Convert to fraction form
    494,488/745,438.19 = 461,530.92/x
  3. Step 3: Cross multiply
    494,488x = 745,438.19 × 461,530.92
  4. Step 4: Simplify right side
    494,488x = 344,042,773,633.84
  5. Step 5: Solve for x
    x = 344,042,773,633.84/494,488
  6. Step 6: Final answer
    x = 695,755.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.