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Finding the Fourth Proportional to 303,037.88, 418,168.89 and 167,071.41

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Solution

The fourth proportional to 303,037.88, 418,168.89 and 167,071.41 is: 230,545.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,037.88 : 418,168.89 = 167,071.41 : x
  2. Step 2: Convert to fraction form
    303,037.88/418,168.89 = 167,071.41/x
  3. Step 3: Cross multiply
    303,037.88x = 418,168.89 × 167,071.41
  4. Step 4: Simplify right side
    303,037.88x = 69,864,066,070.43
  5. Step 5: Solve for x
    x = 69,864,066,070.43/303,037.88
  6. Step 6: Final answer
    x = 230,545.66

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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.