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Finding the Fourth Proportional to 606,216.66, 909,479.44 and 179,768.06

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Solution

The fourth proportional to 606,216.66, 909,479.44 and 179,768.06 is: 269,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,216.66 : 909,479.44 = 179,768.06 : x
  2. Step 2: Convert to fraction form
    606,216.66/909,479.44 = 179,768.06/x
  3. Step 3: Cross multiply
    606,216.66x = 909,479.44 × 179,768.06
  4. Step 4: Simplify right side
    606,216.66x = 163,495,353,626.55
  5. Step 5: Solve for x
    x = 163,495,353,626.55/606,216.66
  6. Step 6: Final answer
    x = 269,697.89

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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.