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Finding the Fourth Proportional to 6,048.49, 8,349.87 and 4,700.92

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Solution

The fourth proportional to 6,048.49, 8,349.87 and 4,700.92 is: 6,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048.49 : 8,349.87 = 4,700.92 : x
  2. Step 2: Convert to fraction form
    6,048.49/8,349.87 = 4,700.92/x
  3. Step 3: Cross multiply
    6,048.49x = 8,349.87 × 4,700.92
  4. Step 4: Simplify right side
    6,048.49x = 39,252,070.88
  5. Step 5: Solve for x
    x = 39,252,070.88/6,048.49
  6. Step 6: Final answer
    x = 6,489.57

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Double scale
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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.