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Finding the Fourth Proportional to 582,186.69, 873,003.47 and 203,061.36

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Solution

The fourth proportional to 582,186.69, 873,003.47 and 203,061.36 is: 304,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,186.69 : 873,003.47 = 203,061.36 : x
  2. Step 2: Convert to fraction form
    582,186.69/873,003.47 = 203,061.36/x
  3. Step 3: Cross multiply
    582,186.69x = 873,003.47 × 203,061.36
  4. Step 4: Simplify right side
    582,186.69x = 177,273,267,937.63
  5. Step 5: Solve for x
    x = 177,273,267,937.63/582,186.69
  6. Step 6: Final answer
    x = 304,495.57

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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.