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Finding the Fourth Proportional to 510,469.10, 765,230.47 and 226,008.03

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Solution

The fourth proportional to 510,469.10, 765,230.47 and 226,008.03 is: 338,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,469.10 : 765,230.47 = 226,008.03 : x
  2. Step 2: Convert to fraction form
    510,469.10/765,230.47 = 226,008.03/x
  3. Step 3: Cross multiply
    510,469.10x = 765,230.47 × 226,008.03
  4. Step 4: Simplify right side
    510,469.10x = 172,948,230,455.65
  5. Step 5: Solve for x
    x = 172,948,230,455.65/510,469.10
  6. Step 6: Final answer
    x = 338,802.55

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1.5x scale

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.