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Finding the Fourth Proportional to 4,446.70, 6,670.02 and 4,176.07

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Solution

The fourth proportional to 4,446.70, 6,670.02 and 4,176.07 is: 6,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.70 : 6,670.02 = 4,176.07 : x
  2. Step 2: Convert to fraction form
    4,446.70/6,670.02 = 4,176.07/x
  3. Step 3: Cross multiply
    4,446.70x = 6,670.02 × 4,176.07
  4. Step 4: Simplify right side
    4,446.70x = 27,854,470.42
  5. Step 5: Solve for x
    x = 27,854,470.42/4,446.70
  6. Step 6: Final answer
    x = 6,264.08

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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.