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Finding the Fourth Proportional to 246,058.48, 368,956.48 and 127,435.60

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Solution

The fourth proportional to 246,058.48, 368,956.48 and 127,435.60 is: 191,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,058.48 : 368,956.48 = 127,435.60 : x
  2. Step 2: Convert to fraction form
    246,058.48/368,956.48 = 127,435.60/x
  3. Step 3: Cross multiply
    246,058.48x = 368,956.48 × 127,435.60
  4. Step 4: Simplify right side
    246,058.48x = 47,018,190,402.69
  5. Step 5: Solve for x
    x = 47,018,190,402.69/246,058.48
  6. Step 6: Final answer
    x = 191,085.43

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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.