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Finding the Fourth Proportional to 224,622.72, 336,893.76 and 58,400.64

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Solution

The fourth proportional to 224,622.72, 336,893.76 and 58,400.64 is: 87,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,622.72 : 336,893.76 = 58,400.64 : x
  2. Step 2: Convert to fraction form
    224,622.72/336,893.76 = 58,400.64/x
  3. Step 3: Cross multiply
    224,622.72x = 336,893.76 × 58,400.64
  4. Step 4: Simplify right side
    224,622.72x = 19,674,811,196.01
  5. Step 5: Solve for x
    x = 19,674,811,196.01/224,622.72
  6. Step 6: Final answer
    x = 87,590.48

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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.