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Finding the Fourth Proportional to 524,578.17, 786,783.43 and 187,556.01

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Solution

The fourth proportional to 524,578.17, 786,783.43 and 187,556.01 is: 281,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,578.17 : 786,783.43 = 187,556.01 : x
  2. Step 2: Convert to fraction form
    524,578.17/786,783.43 = 187,556.01/x
  3. Step 3: Cross multiply
    524,578.17x = 786,783.43 × 187,556.01
  4. Step 4: Simplify right side
    524,578.17x = 147,565,957,093.92
  5. Step 5: Solve for x
    x = 147,565,957,093.92/524,578.17
  6. Step 6: Final answer
    x = 281,304.04

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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.