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Finding the Fourth Proportional to 444,453.89, 613,347.98 and 240,504.80

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Solution

The fourth proportional to 444,453.89, 613,347.98 and 240,504.80 is: 331,897.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,453.89 : 613,347.98 = 240,504.80 : x
  2. Step 2: Convert to fraction form
    444,453.89/613,347.98 = 240,504.80/x
  3. Step 3: Cross multiply
    444,453.89x = 613,347.98 × 240,504.80
  4. Step 4: Simplify right side
    444,453.89x = 147,513,128,991.04
  5. Step 5: Solve for x
    x = 147,513,128,991.04/444,453.89
  6. Step 6: Final answer
    x = 331,897.49

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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.