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Finding the Fourth Proportional to 303,029.50, 418,173.02 and 167,060.30

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Solution

The fourth proportional to 303,029.50, 418,173.02 and 167,060.30 is: 230,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,029.50 : 418,173.02 = 167,060.30 : x
  2. Step 2: Convert to fraction form
    303,029.50/418,173.02 = 167,060.30/x
  3. Step 3: Cross multiply
    303,029.50x = 418,173.02 × 167,060.30
  4. Step 4: Simplify right side
    303,029.50x = 69,860,110,173.11
  5. Step 5: Solve for x
    x = 69,860,110,173.11/303,029.50
  6. Step 6: Final answer
    x = 230,538.97

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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.