Home / 578,807.29-868,308.58-199,626.60

Finding the Fourth Proportional to 578,807.29, 868,308.58 and 199,626.60

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Solution

The fourth proportional to 578,807.29, 868,308.58 and 199,626.60 is: 299,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,807.29 : 868,308.58 = 199,626.60 : x
  2. Step 2: Convert to fraction form
    578,807.29/868,308.58 = 199,626.60/x
  3. Step 3: Cross multiply
    578,807.29x = 868,308.58 × 199,626.60
  4. Step 4: Simplify right side
    578,807.29x = 173,337,491,201.25
  5. Step 5: Solve for x
    x = 173,337,491,201.25/578,807.29
  6. Step 6: Final answer
    x = 299,473.58

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1.5x scale

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.