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Finding the Fourth Proportional to 7,950.46, 11,925.43 and 3,506.74

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Solution

The fourth proportional to 7,950.46, 11,925.43 and 3,506.74 is: 5,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.46 : 11,925.43 = 3,506.74 : x
  2. Step 2: Convert to fraction form
    7,950.46/11,925.43 = 3,506.74/x
  3. Step 3: Cross multiply
    7,950.46x = 11,925.43 × 3,506.74
  4. Step 4: Simplify right side
    7,950.46x = 41,819,364.86
  5. Step 5: Solve for x
    x = 41,819,364.86/7,950.46
  6. Step 6: Final answer
    x = 5,260.00

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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.