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Finding the Fourth Proportional to 523,252.44, 722,001.46 and 308,363.32

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Solution

The fourth proportional to 523,252.44, 722,001.46 and 308,363.32 is: 425,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,252.44 : 722,001.46 = 308,363.32 : x
  2. Step 2: Convert to fraction form
    523,252.44/722,001.46 = 308,363.32/x
  3. Step 3: Cross multiply
    523,252.44x = 722,001.46 × 308,363.32
  4. Step 4: Simplify right side
    523,252.44x = 222,638,767,250.45
  5. Step 5: Solve for x
    x = 222,638,767,250.45/523,252.44
  6. Step 6: Final answer
    x = 425,490.17

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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.