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Finding the Fourth Proportional to 609,144.31, 840,629.06 and 333,497.53

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Solution

The fourth proportional to 609,144.31, 840,629.06 and 333,497.53 is: 460,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,144.31 : 840,629.06 = 333,497.53 : x
  2. Step 2: Convert to fraction form
    609,144.31/840,629.06 = 333,497.53/x
  3. Step 3: Cross multiply
    609,144.31x = 840,629.06 × 333,497.53
  4. Step 4: Simplify right side
    609,144.31x = 280,347,711,387.16
  5. Step 5: Solve for x
    x = 280,347,711,387.16/609,144.31
  6. Step 6: Final answer
    x = 460,232.01

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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.