Home / 696,583.82-961,229.67-386,496.38

Finding the Fourth Proportional to 696,583.82, 961,229.67 and 386,496.38

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Solution

The fourth proportional to 696,583.82, 961,229.67 and 386,496.38 is: 533,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,583.82 : 961,229.67 = 386,496.38 : x
  2. Step 2: Convert to fraction form
    696,583.82/961,229.67 = 386,496.38/x
  3. Step 3: Cross multiply
    696,583.82x = 961,229.67 × 386,496.38
  4. Step 4: Simplify right side
    696,583.82x = 371,511,782,997.45
  5. Step 5: Solve for x
    x = 371,511,782,997.45/696,583.82
  6. Step 6: Final answer
    x = 533,333.93

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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.