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Finding the Fourth Proportional to 590,558.25, 814,970.39 and 322,286.25

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Solution

The fourth proportional to 590,558.25, 814,970.39 and 322,286.25 is: 444,755.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,558.25 : 814,970.39 = 322,286.25 : x
  2. Step 2: Convert to fraction form
    590,558.25/814,970.39 = 322,286.25/x
  3. Step 3: Cross multiply
    590,558.25x = 814,970.39 × 322,286.25
  4. Step 4: Simplify right side
    590,558.25x = 262,653,749,242.71
  5. Step 5: Solve for x
    x = 262,653,749,242.71/590,558.25
  6. Step 6: Final answer
    x = 444,755.03

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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.