Home / 406,328.03-560,716.18-225,029.17

Finding the Fourth Proportional to 406,328.03, 560,716.18 and 225,029.17

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Solution

The fourth proportional to 406,328.03, 560,716.18 and 225,029.17 is: 310,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,328.03 : 560,716.18 = 225,029.17 : x
  2. Step 2: Convert to fraction form
    406,328.03/560,716.18 = 225,029.17/x
  3. Step 3: Cross multiply
    406,328.03x = 560,716.18 × 225,029.17
  4. Step 4: Simplify right side
    406,328.03x = 126,177,496,590.97
  5. Step 5: Solve for x
    x = 126,177,496,590.97/406,328.03
  6. Step 6: Final answer
    x = 310,531.12

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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.