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Finding the Fourth Proportional to 635,062.67, 876,379.06 and 344,674.75

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Solution

The fourth proportional to 635,062.67, 876,379.06 and 344,674.75 is: 475,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,062.67 : 876,379.06 = 344,674.75 : x
  2. Step 2: Convert to fraction form
    635,062.67/876,379.06 = 344,674.75/x
  3. Step 3: Cross multiply
    635,062.67x = 876,379.06 × 344,674.75
  4. Step 4: Simplify right side
    635,062.67x = 302,065,733,410.74
  5. Step 5: Solve for x
    x = 302,065,733,410.74/635,062.67
  6. Step 6: Final answer
    x = 475,647.13

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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.