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Finding the Fourth Proportional to 362,029.08, 542,337.24 and 236,991

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Solution

The fourth proportional to 362,029.08, 542,337.24 and 236,991 is: 355,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,029.08 : 542,337.24 = 236,991 : x
  2. Step 2: Convert to fraction form
    362,029.08/542,337.24 = 236,991/x
  3. Step 3: Cross multiply
    362,029.08x = 542,337.24 × 236,991
  4. Step 4: Simplify right side
    362,029.08x = 128,529,044,844.84
  5. Step 5: Solve for x
    x = 128,529,044,844.84/362,029.08
  6. Step 6: Final answer
    x = 355,024.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.