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Finding the Fourth Proportional to 588,020.40, 880,718.40 and 454,467.60

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Solution

The fourth proportional to 588,020.40, 880,718.40 and 454,467.60 is: 680,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,020.40 : 880,718.40 = 454,467.60 : x
  2. Step 2: Convert to fraction form
    588,020.40/880,718.40 = 454,467.60/x
  3. Step 3: Cross multiply
    588,020.40x = 880,718.40 × 454,467.60
  4. Step 4: Simplify right side
    588,020.40x = 400,257,977,523.84
  5. Step 5: Solve for x
    x = 400,257,977,523.84/588,020.40
  6. Step 6: Final answer
    x = 680,687.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.