Home / 347,834.10-521,751.15-277,850.10

Finding the Fourth Proportional to 347,834.10, 521,751.15 and 277,850.10

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Solution

The fourth proportional to 347,834.10, 521,751.15 and 277,850.10 is: 416,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,834.10 : 521,751.15 = 277,850.10 : x
  2. Step 2: Convert to fraction form
    347,834.10/521,751.15 = 277,850.10/x
  3. Step 3: Cross multiply
    347,834.10x = 521,751.15 × 277,850.10
  4. Step 4: Simplify right side
    347,834.10x = 144,968,609,202.62
  5. Step 5: Solve for x
    x = 144,968,609,202.62/347,834.10
  6. Step 6: Final answer
    x = 416,775.15

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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.