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Finding the Fourth Proportional to 219,999.99, 303,556.64 and 133,935.87

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Solution

The fourth proportional to 219,999.99, 303,556.64 and 133,935.87 is: 184,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,999.99 : 303,556.64 = 133,935.87 : x
  2. Step 2: Convert to fraction form
    219,999.99/303,556.64 = 133,935.87/x
  3. Step 3: Cross multiply
    219,999.99x = 303,556.64 × 133,935.87
  4. Step 4: Simplify right side
    219,999.99x = 40,657,122,003.00
  5. Step 5: Solve for x
    x = 40,657,122,003.00/219,999.99
  6. Step 6: Final answer
    x = 184,805.11

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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.