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Finding the Fourth Proportional to 228,328.88, 342,494.78 and 59,847.75

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Solution

The fourth proportional to 228,328.88, 342,494.78 and 59,847.75 is: 89,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,328.88 : 342,494.78 = 59,847.75 : x
  2. Step 2: Convert to fraction form
    228,328.88/342,494.78 = 59,847.75/x
  3. Step 3: Cross multiply
    228,328.88x = 342,494.78 × 59,847.75
  4. Step 4: Simplify right side
    228,328.88x = 20,497,541,670.51
  5. Step 5: Solve for x
    x = 20,497,541,670.51/228,328.88
  6. Step 6: Final answer
    x = 89,772.01

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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.