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Finding the Fourth Proportional to 246,572.70, 369,643.05 and 167,430.30

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Solution

The fourth proportional to 246,572.70, 369,643.05 and 167,430.30 is: 250,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,572.70 : 369,643.05 = 167,430.30 : x
  2. Step 2: Convert to fraction form
    246,572.70/369,643.05 = 167,430.30/x
  3. Step 3: Cross multiply
    246,572.70x = 369,643.05 × 167,430.30
  4. Step 4: Simplify right side
    246,572.70x = 61,889,446,754.42
  5. Step 5: Solve for x
    x = 61,889,446,754.42/246,572.70
  6. Step 6: Final answer
    x = 250,998.78

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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.