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Finding the Fourth Proportional to 222,490.01, 307,058.22 and 127,011.08

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Solution

The fourth proportional to 222,490.01, 307,058.22 and 127,011.08 is: 175,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,490.01 : 307,058.22 = 127,011.08 : x
  2. Step 2: Convert to fraction form
    222,490.01/307,058.22 = 127,011.08/x
  3. Step 3: Cross multiply
    222,490.01x = 307,058.22 × 127,011.08
  4. Step 4: Simplify right side
    222,490.01x = 38,999,796,145.08
  5. Step 5: Solve for x
    x = 38,999,796,145.08/222,490.01
  6. Step 6: Final answer
    x = 175,287.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.