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Finding the Fourth Proportional to 17,800.49, 26,700.74 and 6,709.67

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Solution

The fourth proportional to 17,800.49, 26,700.74 and 6,709.67 is: 10,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.49 : 26,700.74 = 6,709.67 : x
  2. Step 2: Convert to fraction form
    17,800.49/26,700.74 = 6,709.67/x
  3. Step 3: Cross multiply
    17,800.49x = 26,700.74 × 6,709.67
  4. Step 4: Simplify right side
    17,800.49x = 179,152,987.10
  5. Step 5: Solve for x
    x = 179,152,987.10/17,800.49
  6. Step 6: Final answer
    x = 10,064.50

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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.