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Finding the Fourth Proportional to 277,153.70, 415,730.55 and 232,313.37

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Solution

The fourth proportional to 277,153.70, 415,730.55 and 232,313.37 is: 348,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,153.70 : 415,730.55 = 232,313.37 : x
  2. Step 2: Convert to fraction form
    277,153.70/415,730.55 = 232,313.37/x
  3. Step 3: Cross multiply
    277,153.70x = 415,730.55 × 232,313.37
  4. Step 4: Simplify right side
    277,153.70x = 96,579,763,003.80
  5. Step 5: Solve for x
    x = 96,579,763,003.80/277,153.70
  6. Step 6: Final answer
    x = 348,470.05

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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.