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Finding the Fourth Proportional to 246,822.48, 370,251 and 122,130

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Solution

The fourth proportional to 246,822.48, 370,251 and 122,130 is: 183,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,822.48 : 370,251 = 122,130 : x
  2. Step 2: Convert to fraction form
    246,822.48/370,251 = 122,130/x
  3. Step 3: Cross multiply
    246,822.48x = 370,251 × 122,130
  4. Step 4: Simplify right side
    246,822.48x = 45,218,754,630
  5. Step 5: Solve for x
    x = 45,218,754,630/246,822.48
  6. Step 6: Final answer
    x = 183,203.55

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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.