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Finding the Fourth Proportional to 200,341.92, 276,479.30 and 114,314.91

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Solution

The fourth proportional to 200,341.92, 276,479.30 and 114,314.91 is: 157,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,341.92 : 276,479.30 = 114,314.91 : x
  2. Step 2: Convert to fraction form
    200,341.92/276,479.30 = 114,314.91/x
  3. Step 3: Cross multiply
    200,341.92x = 276,479.30 × 114,314.91
  4. Step 4: Simplify right side
    200,341.92x = 31,605,706,296.36
  5. Step 5: Solve for x
    x = 31,605,706,296.36/200,341.92
  6. Step 6: Final answer
    x = 157,758.83

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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.