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Finding the Fourth Proportional to 583,021.04, 804,548.04 and 328,395.92

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Solution

The fourth proportional to 583,021.04, 804,548.04 and 328,395.92 is: 453,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,021.04 : 804,548.04 = 328,395.92 : x
  2. Step 2: Convert to fraction form
    583,021.04/804,548.04 = 328,395.92/x
  3. Step 3: Cross multiply
    583,021.04x = 804,548.04 × 328,395.92
  4. Step 4: Simplify right side
    583,021.04x = 264,210,293,780.00
  5. Step 5: Solve for x
    x = 264,210,293,780.00/583,021.04
  6. Step 6: Final answer
    x = 453,174.54

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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.