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Finding the Fourth Proportional to 444,777.48, 613,803.42 and 253,808.64

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Solution

The fourth proportional to 444,777.48, 613,803.42 and 253,808.64 is: 350,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,777.48 : 613,803.42 = 253,808.64 : x
  2. Step 2: Convert to fraction form
    444,777.48/613,803.42 = 253,808.64/x
  3. Step 3: Cross multiply
    444,777.48x = 613,803.42 × 253,808.64
  4. Step 4: Simplify right side
    444,777.48x = 155,788,611,257.55
  5. Step 5: Solve for x
    x = 155,788,611,257.55/444,777.48
  6. Step 6: Final answer
    x = 350,261.91

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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.