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Finding the Fourth Proportional to 416,571.56, 574,864.26 and 235,283.84

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Solution

The fourth proportional to 416,571.56, 574,864.26 and 235,283.84 is: 324,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,571.56 : 574,864.26 = 235,283.84 : x
  2. Step 2: Convert to fraction form
    416,571.56/574,864.26 = 235,283.84/x
  3. Step 3: Cross multiply
    416,571.56x = 574,864.26 × 235,283.84
  4. Step 4: Simplify right side
    416,571.56x = 135,256,270,571.56
  5. Step 5: Solve for x
    x = 135,256,270,571.56/416,571.56
  6. Step 6: Final answer
    x = 324,689.16

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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.