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Finding the Fourth Proportional to 444,395.01, 613,262.48 and 253,404.30

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Solution

The fourth proportional to 444,395.01, 613,262.48 and 253,404.30 is: 349,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,395.01 : 613,262.48 = 253,404.30 : x
  2. Step 2: Convert to fraction form
    444,395.01/613,262.48 = 253,404.30/x
  3. Step 3: Cross multiply
    444,395.01x = 613,262.48 × 253,404.30
  4. Step 4: Simplify right side
    444,395.01x = 155,403,347,027.86
  5. Step 5: Solve for x
    x = 155,403,347,027.86/444,395.01
  6. Step 6: Final answer
    x = 349,696.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.