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Finding the Fourth Proportional to 406,452.13, 560,903.54 and 225,175.34

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Solution

The fourth proportional to 406,452.13, 560,903.54 and 225,175.34 is: 310,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,452.13 : 560,903.54 = 225,175.34 : x
  2. Step 2: Convert to fraction form
    406,452.13/560,903.54 = 225,175.34/x
  3. Step 3: Cross multiply
    406,452.13x = 560,903.54 × 225,175.34
  4. Step 4: Simplify right side
    406,452.13x = 126,301,645,603.09
  5. Step 5: Solve for x
    x = 126,301,645,603.09/406,452.13
  6. Step 6: Final answer
    x = 310,741.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.