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Finding the Fourth Proportional to 653,578.59, 901,920.44 and 363,182.66

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Solution

The fourth proportional to 653,578.59, 901,920.44 and 363,182.66 is: 501,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,578.59 : 901,920.44 = 363,182.66 : x
  2. Step 2: Convert to fraction form
    653,578.59/901,920.44 = 363,182.66/x
  3. Step 3: Cross multiply
    653,578.59x = 901,920.44 × 363,182.66
  4. Step 4: Simplify right side
    653,578.59x = 327,561,858,182.06
  5. Step 5: Solve for x
    x = 327,561,858,182.06/653,578.59
  6. Step 6: Final answer
    x = 501,182.05

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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.