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Finding the Fourth Proportional to 14,865.78, 22,295.22 and 4,333.08

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Solution

The fourth proportional to 14,865.78, 22,295.22 and 4,333.08 is: 6,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.78 : 22,295.22 = 4,333.08 : x
  2. Step 2: Convert to fraction form
    14,865.78/22,295.22 = 4,333.08/x
  3. Step 3: Cross multiply
    14,865.78x = 22,295.22 × 4,333.08
  4. Step 4: Simplify right side
    14,865.78x = 96,606,971.88
  5. Step 5: Solve for x
    x = 96,606,971.88/14,865.78
  6. Step 6: Final answer
    x = 6,498.61

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1.5x scale

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.