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Finding the Fourth Proportional to 353,077.81, 529,493.99 and 150,665.74

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Solution

The fourth proportional to 353,077.81, 529,493.99 and 150,665.74 is: 225,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,077.81 : 529,493.99 = 150,665.74 : x
  2. Step 2: Convert to fraction form
    353,077.81/529,493.99 = 150,665.74/x
  3. Step 3: Cross multiply
    353,077.81x = 529,493.99 × 150,665.74
  4. Step 4: Simplify right side
    353,077.81x = 79,776,601,751.84
  5. Step 5: Solve for x
    x = 79,776,601,751.84/353,077.81
  6. Step 6: Final answer
    x = 225,946.24

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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.