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Finding the Fourth Proportional to 617,502.56, 926,124.23 and 174,166.88

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Solution

The fourth proportional to 617,502.56, 926,124.23 and 174,166.88 is: 261,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,502.56 : 926,124.23 = 174,166.88 : x
  2. Step 2: Convert to fraction form
    617,502.56/926,124.23 = 174,166.88/x
  3. Step 3: Cross multiply
    617,502.56x = 926,124.23 × 174,166.88
  4. Step 4: Simplify right side
    617,502.56x = 161,300,162,130.05
  5. Step 5: Solve for x
    x = 161,300,162,130.05/617,502.56
  6. Step 6: Final answer
    x = 261,213.76

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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.