Home / 403,326.06-604,323.45-234,372.12

Finding the Fourth Proportional to 403,326.06, 604,323.45 and 234,372.12

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Solution

The fourth proportional to 403,326.06, 604,323.45 and 234,372.12 is: 351,171.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,326.06 : 604,323.45 = 234,372.12 : x
  2. Step 2: Convert to fraction form
    403,326.06/604,323.45 = 234,372.12/x
  3. Step 3: Cross multiply
    403,326.06x = 604,323.45 × 234,372.12
  4. Step 4: Simplify right side
    403,326.06x = 141,636,568,142.21
  5. Step 5: Solve for x
    x = 141,636,568,142.21/403,326.06
  6. Step 6: Final answer
    x = 351,171.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.