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Finding the Fourth Proportional to 606,064.80, 909,097.20 and 268,975.20

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Solution

The fourth proportional to 606,064.80, 909,097.20 and 268,975.20 is: 403,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,064.80 : 909,097.20 = 268,975.20 : x
  2. Step 2: Convert to fraction form
    606,064.80/909,097.20 = 268,975.20/x
  3. Step 3: Cross multiply
    606,064.80x = 909,097.20 × 268,975.20
  4. Step 4: Simplify right side
    606,064.80x = 244,524,601,189.44
  5. Step 5: Solve for x
    x = 244,524,601,189.44/606,064.80
  6. Step 6: Final answer
    x = 403,462.80

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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.