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Finding the Fourth Proportional to 582,995.04, 804,512.16 and 328,369.92

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Solution

The fourth proportional to 582,995.04, 804,512.16 and 328,369.92 is: 453,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,995.04 : 804,512.16 = 328,369.92 : x
  2. Step 2: Convert to fraction form
    582,995.04/804,512.16 = 328,369.92/x
  3. Step 3: Cross multiply
    582,995.04x = 804,512.16 × 328,369.92
  4. Step 4: Simplify right side
    582,995.04x = 264,177,593,618.23
  5. Step 5: Solve for x
    x = 264,177,593,618.23/582,995.04
  6. Step 6: Final answer
    x = 453,138.66

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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.