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Finding the Fourth Proportional to 444,915.66, 613,985.44 and 240,969

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Solution

The fourth proportional to 444,915.66, 613,985.44 and 240,969 is: 332,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,915.66 : 613,985.44 = 240,969 : x
  2. Step 2: Convert to fraction form
    444,915.66/613,985.44 = 240,969/x
  3. Step 3: Cross multiply
    444,915.66x = 613,985.44 × 240,969
  4. Step 4: Simplify right side
    444,915.66x = 147,951,457,491.36
  5. Step 5: Solve for x
    x = 147,951,457,491.36/444,915.66
  6. Step 6: Final answer
    x = 332,538.21

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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.