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Finding the Fourth Proportional to 294,803.47, 406,839.68 and 167,500.63

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Solution

The fourth proportional to 294,803.47, 406,839.68 and 167,500.63 is: 231,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,803.47 : 406,839.68 = 167,500.63 : x
  2. Step 2: Convert to fraction form
    294,803.47/406,839.68 = 167,500.63/x
  3. Step 3: Cross multiply
    294,803.47x = 406,839.68 × 167,500.63
  4. Step 4: Simplify right side
    294,803.47x = 68,145,902,709.00
  5. Step 5: Solve for x
    x = 68,145,902,709.00/294,803.47
  6. Step 6: Final answer
    x = 231,157.06

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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.