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Finding the Fourth Proportional to 5,627.96, 8,424.05 and 4,579.06

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Solution

The fourth proportional to 5,627.96, 8,424.05 and 4,579.06 is: 6,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.96 : 8,424.05 = 4,579.06 : x
  2. Step 2: Convert to fraction form
    5,627.96/8,424.05 = 4,579.06/x
  3. Step 3: Cross multiply
    5,627.96x = 8,424.05 × 4,579.06
  4. Step 4: Simplify right side
    5,627.96x = 38,574,230.39
  5. Step 5: Solve for x
    x = 38,574,230.39/5,627.96
  6. Step 6: Final answer
    x = 6,854.03

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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.