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Finding the Fourth Proportional to 613,322.41, 846,394.50 and 341,393.26

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Solution

The fourth proportional to 613,322.41, 846,394.50 and 341,393.26 is: 471,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,322.41 : 846,394.50 = 341,393.26 : x
  2. Step 2: Convert to fraction form
    613,322.41/846,394.50 = 341,393.26/x
  3. Step 3: Cross multiply
    613,322.41x = 846,394.50 × 341,393.26
  4. Step 4: Simplify right side
    613,322.41x = 288,953,377,601.07
  5. Step 5: Solve for x
    x = 288,953,377,601.07/613,322.41
  6. Step 6: Final answer
    x = 471,128.03

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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.