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Finding the Fourth Proportional to 200,618,150.70, 300,927,226.05 and 200,618,150.70

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Solution

The fourth proportional to 200,618,150.70, 300,927,226.05 and 200,618,150.70 is: 300,927,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,618,150.70 : 300,927,226.05 = 200,618,150.70 : x
  2. Step 2: Convert to fraction form
    200,618,150.70/300,927,226.05 = 200,618,150.70/x
  3. Step 3: Cross multiply
    200,618,150.70x = 300,927,226.05 × 200,618,150.70
  4. Step 4: Simplify right side
    200,618,150.70x = 60,371,463,585,431,864
  5. Step 5: Solve for x
    x = 60,371,463,585,431,864/200,618,150.70
  6. Step 6: Final answer
    x = 300,927,226.05

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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.