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Finding the Fourth Proportional to 590,862.56, 886,216.08 and 164,426.72

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Solution

The fourth proportional to 590,862.56, 886,216.08 and 164,426.72 is: 246,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,862.56 : 886,216.08 = 164,426.72 : x
  2. Step 2: Convert to fraction form
    590,862.56/886,216.08 = 164,426.72/x
  3. Step 3: Cross multiply
    590,862.56x = 886,216.08 × 164,426.72
  4. Step 4: Simplify right side
    590,862.56x = 145,717,603,245.66
  5. Step 5: Solve for x
    x = 145,717,603,245.66/590,862.56
  6. Step 6: Final answer
    x = 246,618.44

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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.