Home / 696,268.96-961,166.00-438,524.71

Finding the Fourth Proportional to 696,268.96, 961,166.00 and 438,524.71

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Solution

The fourth proportional to 696,268.96, 961,166.00 and 438,524.71 is: 605,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,268.96 : 961,166.00 = 438,524.71 : x
  2. Step 2: Convert to fraction form
    696,268.96/961,166.00 = 438,524.71/x
  3. Step 3: Cross multiply
    696,268.96x = 961,166.00 × 438,524.71
  4. Step 4: Simplify right side
    696,268.96x = 421,495,040,105.26
  5. Step 5: Solve for x
    x = 421,495,040,105.26/696,268.96
  6. Step 6: Final answer
    x = 605,362.39

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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.