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Finding the Fourth Proportional to 253,410.66, 349,607.24 and 162,754.04

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Solution

The fourth proportional to 253,410.66, 349,607.24 and 162,754.04 is: 224,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,410.66 : 349,607.24 = 162,754.04 : x
  2. Step 2: Convert to fraction form
    253,410.66/349,607.24 = 162,754.04/x
  3. Step 3: Cross multiply
    253,410.66x = 349,607.24 × 162,754.04
  4. Step 4: Simplify right side
    253,410.66x = 56,899,991,393.83
  5. Step 5: Solve for x
    x = 56,899,991,393.83/253,410.66
  6. Step 6: Final answer
    x = 224,536.69

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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.