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Finding the Fourth Proportional to 370,911.78, 556,289.83 and 104,610.02

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Solution

The fourth proportional to 370,911.78, 556,289.83 and 104,610.02 is: 156,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,911.78 : 556,289.83 = 104,610.02 : x
  2. Step 2: Convert to fraction form
    370,911.78/556,289.83 = 104,610.02/x
  3. Step 3: Cross multiply
    370,911.78x = 556,289.83 × 104,610.02
  4. Step 4: Simplify right side
    370,911.78x = 58,193,489,089.07
  5. Step 5: Solve for x
    x = 58,193,489,089.07/370,911.78
  6. Step 6: Final answer
    x = 156,893.07

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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.