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Finding the Fourth Proportional to 582,761.95, 804,236.29 and 324,638.58

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Solution

The fourth proportional to 582,761.95, 804,236.29 and 324,638.58 is: 448,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,761.95 : 804,236.29 = 324,638.58 : x
  2. Step 2: Convert to fraction form
    582,761.95/804,236.29 = 324,638.58/x
  3. Step 3: Cross multiply
    582,761.95x = 804,236.29 × 324,638.58
  4. Step 4: Simplify right side
    582,761.95x = 261,086,127,170.07
  5. Step 5: Solve for x
    x = 261,086,127,170.07/582,761.95
  6. Step 6: Final answer
    x = 448,015.06

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1.5x scale

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.