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Finding the Fourth Proportional to 403,210.33, 556,198.52 and 252,044.89

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Solution

The fourth proportional to 403,210.33, 556,198.52 and 252,044.89 is: 347,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,210.33 : 556,198.52 = 252,044.89 : x
  2. Step 2: Convert to fraction form
    403,210.33/556,198.52 = 252,044.89/x
  3. Step 3: Cross multiply
    403,210.33x = 556,198.52 × 252,044.89
  4. Step 4: Simplify right side
    403,210.33x = 140,186,992,140.84
  5. Step 5: Solve for x
    x = 140,186,992,140.84/403,210.33
  6. Step 6: Final answer
    x = 347,677.09

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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.