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Finding the Fourth Proportional to 350,516.10, 525,774.15 and 113,882.70

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Solution

The fourth proportional to 350,516.10, 525,774.15 and 113,882.70 is: 170,824.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,516.10 : 525,774.15 = 113,882.70 : x
  2. Step 2: Convert to fraction form
    350,516.10/525,774.15 = 113,882.70/x
  3. Step 3: Cross multiply
    350,516.10x = 525,774.15 × 113,882.70
  4. Step 4: Simplify right side
    350,516.10x = 59,876,579,792.21
  5. Step 5: Solve for x
    x = 59,876,579,792.21/350,516.10
  6. Step 6: Final answer
    x = 170,824.05

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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.