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Finding the Fourth Proportional to 369,270.56, 553,906.01 and 116,576.69

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Solution

The fourth proportional to 369,270.56, 553,906.01 and 116,576.69 is: 174,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,270.56 : 553,906.01 = 116,576.69 : x
  2. Step 2: Convert to fraction form
    369,270.56/553,906.01 = 116,576.69/x
  3. Step 3: Cross multiply
    369,270.56x = 553,906.01 × 116,576.69
  4. Step 4: Simplify right side
    369,270.56x = 64,572,526,738.82
  5. Step 5: Solve for x
    x = 64,572,526,738.82/369,270.56
  6. Step 6: Final answer
    x = 174,865.08

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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.