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Finding the Fourth Proportional to 199,518.92, 299,275.17 and 92,843.23

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Solution

The fourth proportional to 199,518.92, 299,275.17 and 92,843.23 is: 139,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,518.92 : 299,275.17 = 92,843.23 : x
  2. Step 2: Convert to fraction form
    199,518.92/299,275.17 = 92,843.23/x
  3. Step 3: Cross multiply
    199,518.92x = 299,275.17 × 92,843.23
  4. Step 4: Simplify right side
    199,518.92x = 27,785,673,441.60
  5. Step 5: Solve for x
    x = 27,785,673,441.60/199,518.92
  6. Step 6: Final answer
    x = 139,263.35

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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.