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Finding the Fourth Proportional to 8,804.77, 13,207.56 and 3,607

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Solution

The fourth proportional to 8,804.77, 13,207.56 and 3,607 is: 5,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.77 : 13,207.56 = 3,607 : x
  2. Step 2: Convert to fraction form
    8,804.77/13,207.56 = 3,607/x
  3. Step 3: Cross multiply
    8,804.77x = 13,207.56 × 3,607
  4. Step 4: Simplify right side
    8,804.77x = 47,639,668.92
  5. Step 5: Solve for x
    x = 47,639,668.92/8,804.77
  6. Step 6: Final answer
    x = 5,410.67

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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.