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Finding the Fourth Proportional to 222,963.93, 307,602.64 and 127,419.37

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Solution

The fourth proportional to 222,963.93, 307,602.64 and 127,419.37 is: 175,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,963.93 : 307,602.64 = 127,419.37 : x
  2. Step 2: Convert to fraction form
    222,963.93/307,602.64 = 127,419.37/x
  3. Step 3: Cross multiply
    222,963.93x = 307,602.64 × 127,419.37
  4. Step 4: Simplify right side
    222,963.93x = 39,194,534,599.14
  5. Step 5: Solve for x
    x = 39,194,534,599.14/222,963.93
  6. Step 6: Final answer
    x = 175,788.68

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1.5x scale

Why These Related Problems?

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