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Finding the Fourth Proportional to 6,203.53, 8,558.02 and 4,319.74

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Solution

The fourth proportional to 6,203.53, 8,558.02 and 4,319.74 is: 5,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.53 : 8,558.02 = 4,319.74 : x
  2. Step 2: Convert to fraction form
    6,203.53/8,558.02 = 4,319.74/x
  3. Step 3: Cross multiply
    6,203.53x = 8,558.02 × 4,319.74
  4. Step 4: Simplify right side
    6,203.53x = 36,968,421.31
  5. Step 5: Solve for x
    x = 36,968,421.31/6,203.53
  6. Step 6: Final answer
    x = 5,959.26

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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.