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Finding the Fourth Proportional to 303,500.24, 418,830.42 and 167,534.30

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Solution

The fourth proportional to 303,500.24, 418,830.42 and 167,534.30 is: 231,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,500.24 : 418,830.42 = 167,534.30 : x
  2. Step 2: Convert to fraction form
    303,500.24/418,830.42 = 167,534.30/x
  3. Step 3: Cross multiply
    303,500.24x = 418,830.42 × 167,534.30
  4. Step 4: Simplify right side
    303,500.24x = 70,168,461,233.41
  5. Step 5: Solve for x
    x = 70,168,461,233.41/303,500.24
  6. Step 6: Final answer
    x = 231,197.38

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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.