Home / 676,766.82-933,938.22-404,846.16

Finding the Fourth Proportional to 676,766.82, 933,938.22 and 404,846.16

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Solution

The fourth proportional to 676,766.82, 933,938.22 and 404,846.16 is: 558,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,766.82 : 933,938.22 = 404,846.16 : x
  2. Step 2: Convert to fraction form
    676,766.82/933,938.22 = 404,846.16/x
  3. Step 3: Cross multiply
    676,766.82x = 933,938.22 × 404,846.16
  4. Step 4: Simplify right side
    676,766.82x = 378,101,302,044.24
  5. Step 5: Solve for x
    x = 378,101,302,044.24/676,766.82
  6. Step 6: Final answer
    x = 558,687.71

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1.5x scale

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.