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Finding the Fourth Proportional to 437,725.46, 604,342.26 and 274,605.60

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Solution

The fourth proportional to 437,725.46, 604,342.26 and 274,605.60 is: 379,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,725.46 : 604,342.26 = 274,605.60 : x
  2. Step 2: Convert to fraction form
    437,725.46/604,342.26 = 274,605.60/x
  3. Step 3: Cross multiply
    437,725.46x = 604,342.26 × 274,605.60
  4. Step 4: Simplify right side
    437,725.46x = 165,955,768,912.66
  5. Step 5: Solve for x
    x = 165,955,768,912.66/437,725.46
  6. Step 6: Final answer
    x = 379,132.10

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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.