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Finding the Fourth Proportional to 616,598.29, 850,899.21 and 361,900.27

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Solution

The fourth proportional to 616,598.29, 850,899.21 and 361,900.27 is: 499,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,598.29 : 850,899.21 = 361,900.27 : x
  2. Step 2: Convert to fraction form
    616,598.29/850,899.21 = 361,900.27/x
  3. Step 3: Cross multiply
    616,598.29x = 850,899.21 × 361,900.27
  4. Step 4: Simplify right side
    616,598.29x = 307,940,653,841.79
  5. Step 5: Solve for x
    x = 307,940,653,841.79/616,598.29
  6. Step 6: Final answer
    x = 499,418.60

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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.