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Finding the Fourth Proportional to 232,890.80, 348,817.80 and 201,786.80

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Solution

The fourth proportional to 232,890.80, 348,817.80 and 201,786.80 is: 302,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,890.80 : 348,817.80 = 201,786.80 : x
  2. Step 2: Convert to fraction form
    232,890.80/348,817.80 = 201,786.80/x
  3. Step 3: Cross multiply
    232,890.80x = 348,817.80 × 201,786.80
  4. Step 4: Simplify right side
    232,890.80x = 70,386,827,645.04
  5. Step 5: Solve for x
    x = 70,386,827,645.04/232,890.80
  6. Step 6: Final answer
    x = 302,231.04

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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.