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Finding the Fourth Proportional to 253,644.93, 349,466.40 and 167,450.40

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Solution

The fourth proportional to 253,644.93, 349,466.40 and 167,450.40 is: 230,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,644.93 : 349,466.40 = 167,450.40 : x
  2. Step 2: Convert to fraction form
    253,644.93/349,466.40 = 167,450.40/x
  3. Step 3: Cross multiply
    253,644.93x = 349,466.40 × 167,450.40
  4. Step 4: Simplify right side
    253,644.93x = 58,518,288,466.56
  5. Step 5: Solve for x
    x = 58,518,288,466.56/253,644.93
  6. Step 6: Final answer
    x = 230,709.47

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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.