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Finding the Fourth Proportional to 222,519.95, 333,779.85 and 147,786.01

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Solution

The fourth proportional to 222,519.95, 333,779.85 and 147,786.01 is: 221,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,519.95 : 333,779.85 = 147,786.01 : x
  2. Step 2: Convert to fraction form
    222,519.95/333,779.85 = 147,786.01/x
  3. Step 3: Cross multiply
    222,519.95x = 333,779.85 × 147,786.01
  4. Step 4: Simplify right side
    222,519.95x = 49,327,992,249.90
  5. Step 5: Solve for x
    x = 49,327,992,249.90/222,519.95
  6. Step 6: Final answer
    x = 221,678.97

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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.