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Finding the Fourth Proportional to 583,299.24, 804,952.74 and 315,027.24

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Solution

The fourth proportional to 583,299.24, 804,952.74 and 315,027.24 is: 434,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,299.24 : 804,952.74 = 315,027.24 : x
  2. Step 2: Convert to fraction form
    583,299.24/804,952.74 = 315,027.24/x
  3. Step 3: Cross multiply
    583,299.24x = 804,952.74 × 315,027.24
  4. Step 4: Simplify right side
    583,299.24x = 253,582,040,012.64
  5. Step 5: Solve for x
    x = 253,582,040,012.64/583,299.24
  6. Step 6: Final answer
    x = 434,737.48

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Similar ratio
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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.