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Finding the Fourth Proportional to 300,154.52, 414,214.08 and 166,018.52

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Solution

The fourth proportional to 300,154.52, 414,214.08 and 166,018.52 is: 229,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,154.52 : 414,214.08 = 166,018.52 : x
  2. Step 2: Convert to fraction form
    300,154.52/414,214.08 = 166,018.52/x
  3. Step 3: Cross multiply
    300,154.52x = 414,214.08 × 166,018.52
  4. Step 4: Simplify right side
    300,154.52x = 68,767,208,524.76
  5. Step 5: Solve for x
    x = 68,767,208,524.76/300,154.52
  6. Step 6: Final answer
    x = 229,106.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.