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Finding the Fourth Proportional to 348,992.51, 523,593.86 and 124,323.62

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Solution

The fourth proportional to 348,992.51, 523,593.86 and 124,323.62 is: 186,522.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,992.51 : 523,593.86 = 124,323.62 : x
  2. Step 2: Convert to fraction form
    348,992.51/523,593.86 = 124,323.62/x
  3. Step 3: Cross multiply
    348,992.51x = 523,593.86 × 124,323.62
  4. Step 4: Simplify right side
    348,992.51x = 65,095,083,463.36
  5. Step 5: Solve for x
    x = 65,095,083,463.36/348,992.51
  6. Step 6: Final answer
    x = 186,522.87

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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.