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Finding the Fourth Proportional to 301,176.09, 451,805.79 and 101,553.57

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Solution

The fourth proportional to 301,176.09, 451,805.79 and 101,553.57 is: 152,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,176.09 : 451,805.79 = 101,553.57 : x
  2. Step 2: Convert to fraction form
    301,176.09/451,805.79 = 101,553.57/x
  3. Step 3: Cross multiply
    301,176.09x = 451,805.79 × 101,553.57
  4. Step 4: Simplify right side
    301,176.09x = 45,882,490,921.17
  5. Step 5: Solve for x
    x = 45,882,490,921.17/301,176.09
  6. Step 6: Final answer
    x = 152,344.40

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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.