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Finding the Fourth Proportional to 880,660.80, 1,215,684 and 594,568.44

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Solution

The fourth proportional to 880,660.80, 1,215,684 and 594,568.44 is: 820,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,660.80 : 1,215,684 = 594,568.44 : x
  2. Step 2: Convert to fraction form
    880,660.80/1,215,684 = 594,568.44/x
  3. Step 3: Cross multiply
    880,660.80x = 1,215,684 × 594,568.44
  4. Step 4: Simplify right side
    880,660.80x = 722,807,339,412.96
  5. Step 5: Solve for x
    x = 722,807,339,412.96/880,660.80
  6. Step 6: Final answer
    x = 820,755.66

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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.