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Finding the Fourth Proportional to 200,555.37, 300,767.43 and 93,906.30

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Solution

The fourth proportional to 200,555.37, 300,767.43 and 93,906.30 is: 140,828.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,555.37 : 300,767.43 = 93,906.30 : x
  2. Step 2: Convert to fraction form
    200,555.37/300,767.43 = 93,906.30/x
  3. Step 3: Cross multiply
    200,555.37x = 300,767.43 × 93,906.30
  4. Step 4: Simplify right side
    200,555.37x = 28,243,956,511.81
  5. Step 5: Solve for x
    x = 28,243,956,511.81/200,555.37
  6. Step 6: Final answer
    x = 140,828.72

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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.