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Finding the Fourth Proportional to 583,187.88, 804,807.36 and 325,057.68

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Solution

The fourth proportional to 583,187.88, 804,807.36 and 325,057.68 is: 448,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,187.88 : 804,807.36 = 325,057.68 : x
  2. Step 2: Convert to fraction form
    583,187.88/804,807.36 = 325,057.68/x
  3. Step 3: Cross multiply
    583,187.88x = 804,807.36 × 325,057.68
  4. Step 4: Simplify right side
    583,187.88x = 261,608,813,288.53
  5. Step 5: Solve for x
    x = 261,608,813,288.53/583,187.88
  6. Step 6: Final answer
    x = 448,584.11

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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.