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Finding the Fourth Proportional to 6,307.37, 8,700.62 and 3,654.42

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Solution

The fourth proportional to 6,307.37, 8,700.62 and 3,654.42 is: 5,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.37 : 8,700.62 = 3,654.42 : x
  2. Step 2: Convert to fraction form
    6,307.37/8,700.62 = 3,654.42/x
  3. Step 3: Cross multiply
    6,307.37x = 8,700.62 × 3,654.42
  4. Step 4: Simplify right side
    6,307.37x = 31,795,668.84
  5. Step 5: Solve for x
    x = 31,795,668.84/6,307.37
  6. Step 6: Final answer
    x = 5,041.04

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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.