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Finding the Fourth Proportional to 350,076.60, 524,510.10 and 162,703.80

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Solution

The fourth proportional to 350,076.60, 524,510.10 and 162,703.80 is: 243,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,076.60 : 524,510.10 = 162,703.80 : x
  2. Step 2: Convert to fraction form
    350,076.60/524,510.10 = 162,703.80/x
  3. Step 3: Cross multiply
    350,076.60x = 524,510.10 × 162,703.80
  4. Step 4: Simplify right side
    350,076.60x = 85,339,786,408.38
  5. Step 5: Solve for x
    x = 85,339,786,408.38/350,076.60
  6. Step 6: Final answer
    x = 243,774.61

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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.