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Finding the Fourth Proportional to 590,552.33, 814,961.99 and 322,280.33

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Solution

The fourth proportional to 590,552.33, 814,961.99 and 322,280.33 is: 444,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,552.33 : 814,961.99 = 322,280.33 : x
  2. Step 2: Convert to fraction form
    590,552.33/814,961.99 = 322,280.33/x
  3. Step 3: Cross multiply
    590,552.33x = 814,961.99 × 322,280.33
  4. Step 4: Simplify right side
    590,552.33x = 262,646,215,805.55
  5. Step 5: Solve for x
    x = 262,646,215,805.55/590,552.33
  6. Step 6: Final answer
    x = 444,746.73

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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.