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Finding the Fourth Proportional to 696,552.04, 961,253.22 and 394,739.56

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Solution

The fourth proportional to 696,552.04, 961,253.22 and 394,739.56 is: 544,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,552.04 : 961,253.22 = 394,739.56 : x
  2. Step 2: Convert to fraction form
    696,552.04/961,253.22 = 394,739.56/x
  3. Step 3: Cross multiply
    696,552.04x = 961,253.22 × 394,739.56
  4. Step 4: Simplify right side
    696,552.04x = 379,444,673,111.38
  5. Step 5: Solve for x
    x = 379,444,673,111.38/696,552.04
  6. Step 6: Final answer
    x = 544,747.06

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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.