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Finding the Fourth Proportional to 6,460.58, 8,857.52 and 6,343.94

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Solution

The fourth proportional to 6,460.58, 8,857.52 and 6,343.94 is: 8,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.58 : 8,857.52 = 6,343.94 : x
  2. Step 2: Convert to fraction form
    6,460.58/8,857.52 = 6,343.94/x
  3. Step 3: Cross multiply
    6,460.58x = 8,857.52 × 6,343.94
  4. Step 4: Simplify right side
    6,460.58x = 56,191,575.43
  5. Step 5: Solve for x
    x = 56,191,575.43/6,460.58
  6. Step 6: Final answer
    x = 8,697.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.