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Finding the Fourth Proportional to 607,696.56, 838,578.15 and 335,761.47

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Solution

The fourth proportional to 607,696.56, 838,578.15 and 335,761.47 is: 463,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,696.56 : 838,578.15 = 335,761.47 : x
  2. Step 2: Convert to fraction form
    607,696.56/838,578.15 = 335,761.47/x
  3. Step 3: Cross multiply
    607,696.56x = 838,578.15 × 335,761.47
  4. Step 4: Simplify right side
    607,696.56x = 281,562,232,353.88
  5. Step 5: Solve for x
    x = 281,562,232,353.88/607,696.56
  6. Step 6: Final answer
    x = 463,327.01

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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.