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Finding the Fourth Proportional to 300,560.16, 450,870.32 and 111,070.28

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Solution

The fourth proportional to 300,560.16, 450,870.32 and 111,070.28 is: 166,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,560.16 : 450,870.32 = 111,070.28 : x
  2. Step 2: Convert to fraction form
    300,560.16/450,870.32 = 111,070.28/x
  3. Step 3: Cross multiply
    300,560.16x = 450,870.32 × 111,070.28
  4. Step 4: Simplify right side
    300,560.16x = 50,078,293,257.91
  5. Step 5: Solve for x
    x = 50,078,293,257.91/300,560.16
  6. Step 6: Final answer
    x = 166,616.54

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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.