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Finding the Fourth Proportional to 675,002.70, 1,012,516.05 and 201,693.90

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Solution

The fourth proportional to 675,002.70, 1,012,516.05 and 201,693.90 is: 302,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,002.70 : 1,012,516.05 = 201,693.90 : x
  2. Step 2: Convert to fraction form
    675,002.70/1,012,516.05 = 201,693.90/x
  3. Step 3: Cross multiply
    675,002.70x = 1,012,516.05 × 201,693.90
  4. Step 4: Simplify right side
    675,002.70x = 204,218,310,937.10
  5. Step 5: Solve for x
    x = 204,218,310,937.10/675,002.70
  6. Step 6: Final answer
    x = 302,544.44

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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.