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Finding the Fourth Proportional to 4,370.88, 6,019.68 and 4,117.44

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Solution

The fourth proportional to 4,370.88, 6,019.68 and 4,117.44 is: 5,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.88 : 6,019.68 = 4,117.44 : x
  2. Step 2: Convert to fraction form
    4,370.88/6,019.68 = 4,117.44/x
  3. Step 3: Cross multiply
    4,370.88x = 6,019.68 × 4,117.44
  4. Step 4: Simplify right side
    4,370.88x = 24,785,671.22
  5. Step 5: Solve for x
    x = 24,785,671.22/4,370.88
  6. Step 6: Final answer
    x = 5,670.64

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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.