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Finding the Fourth Proportional to 4,818.08, 6,645.84 and 4,026.08

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Solution

The fourth proportional to 4,818.08, 6,645.84 and 4,026.08 is: 5,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.08 : 6,645.84 = 4,026.08 : x
  2. Step 2: Convert to fraction form
    4,818.08/6,645.84 = 4,026.08/x
  3. Step 3: Cross multiply
    4,818.08x = 6,645.84 × 4,026.08
  4. Step 4: Simplify right side
    4,818.08x = 26,756,683.51
  5. Step 5: Solve for x
    x = 26,756,683.51/4,818.08
  6. Step 6: Final answer
    x = 5,553.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.