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Finding the Fourth Proportional to 590,963.44, 821,035.22 and 583,877.56

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Solution

The fourth proportional to 590,963.44, 821,035.22 and 583,877.56 is: 811,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,963.44 : 821,035.22 = 583,877.56 : x
  2. Step 2: Convert to fraction form
    590,963.44/821,035.22 = 583,877.56/x
  3. Step 3: Cross multiply
    590,963.44x = 821,035.22 × 583,877.56
  4. Step 4: Simplify right side
    590,963.44x = 479,384,040,927.66
  5. Step 5: Solve for x
    x = 479,384,040,927.66/590,963.44
  6. Step 6: Final answer
    x = 811,190.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.