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Finding the Fourth Proportional to 370,099.90, 553,837.65 and 252,001.90

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Solution

The fourth proportional to 370,099.90, 553,837.65 and 252,001.90 is: 377,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,099.90 : 553,837.65 = 252,001.90 : x
  2. Step 2: Convert to fraction form
    370,099.90/553,837.65 = 252,001.90/x
  3. Step 3: Cross multiply
    370,099.90x = 553,837.65 × 252,001.90
  4. Step 4: Simplify right side
    370,099.90x = 139,568,140,091.54
  5. Step 5: Solve for x
    x = 139,568,140,091.54/370,099.90
  6. Step 6: Final answer
    x = 377,109.37

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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.