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Finding the Fourth Proportional to 434,505.84, 599,607.81 and 240,912.60

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Solution

The fourth proportional to 434,505.84, 599,607.81 and 240,912.60 is: 332,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,505.84 : 599,607.81 = 240,912.60 : x
  2. Step 2: Convert to fraction form
    434,505.84/599,607.81 = 240,912.60/x
  3. Step 3: Cross multiply
    434,505.84x = 599,607.81 × 240,912.60
  4. Step 4: Simplify right side
    434,505.84x = 144,453,076,487.41
  5. Step 5: Solve for x
    x = 144,453,076,487.41/434,505.84
  6. Step 6: Final answer
    x = 332,453.71

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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.