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Finding the Fourth Proportional to 613,014.57, 845,951.99 and 344,742.57

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Solution

The fourth proportional to 613,014.57, 845,951.99 and 344,742.57 is: 475,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,014.57 : 845,951.99 = 344,742.57 : x
  2. Step 2: Convert to fraction form
    613,014.57/845,951.99 = 344,742.57/x
  3. Step 3: Cross multiply
    613,014.57x = 845,951.99 × 344,742.57
  4. Step 4: Simplify right side
    613,014.57x = 291,635,661,405.50
  5. Step 5: Solve for x
    x = 291,635,661,405.50/613,014.57
  6. Step 6: Final answer
    x = 475,740.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.