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Finding the Fourth Proportional to 616,193.88, 850,201.83 and 357,917.37

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Solution

The fourth proportional to 616,193.88, 850,201.83 and 357,917.37 is: 493,841.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,193.88 : 850,201.83 = 357,917.37 : x
  2. Step 2: Convert to fraction form
    616,193.88/850,201.83 = 357,917.37/x
  3. Step 3: Cross multiply
    616,193.88x = 850,201.83 × 357,917.37
  4. Step 4: Simplify right side
    616,193.88x = 304,301,998,711.78
  5. Step 5: Solve for x
    x = 304,301,998,711.78/616,193.88
  6. Step 6: Final answer
    x = 493,841.32

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1.5x scale

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.