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Finding the Fourth Proportional to 582,532.98, 874,009.06 and 203,509.48

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Solution

The fourth proportional to 582,532.98, 874,009.06 and 203,509.48 is: 305,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,532.98 : 874,009.06 = 203,509.48 : x
  2. Step 2: Convert to fraction form
    582,532.98/874,009.06 = 203,509.48/x
  3. Step 3: Cross multiply
    582,532.98x = 874,009.06 × 203,509.48
  4. Step 4: Simplify right side
    582,532.98x = 177,869,129,315.89
  5. Step 5: Solve for x
    x = 177,869,129,315.89/582,532.98
  6. Step 6: Final answer
    x = 305,337.44

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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.