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Finding the Fourth Proportional to 6,254.70, 9,376.65 and 3,176.70

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Solution

The fourth proportional to 6,254.70, 9,376.65 and 3,176.70 is: 4,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.70 : 9,376.65 = 3,176.70 : x
  2. Step 2: Convert to fraction form
    6,254.70/9,376.65 = 3,176.70/x
  3. Step 3: Cross multiply
    6,254.70x = 9,376.65 × 3,176.70
  4. Step 4: Simplify right side
    6,254.70x = 29,786,804.06
  5. Step 5: Solve for x
    x = 29,786,804.06/6,254.70
  6. Step 6: Final answer
    x = 4,762.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.