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Finding the Fourth Proportional to 10,790.00, 14,883.90 and 7,432.61

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Solution

The fourth proportional to 10,790.00, 14,883.90 and 7,432.61 is: 10,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.00 : 14,883.90 = 7,432.61 : x
  2. Step 2: Convert to fraction form
    10,790.00/14,883.90 = 7,432.61/x
  3. Step 3: Cross multiply
    10,790.00x = 14,883.90 × 7,432.61
  4. Step 4: Simplify right side
    10,790.00x = 110,626,247.22
  5. Step 5: Solve for x
    x = 110,626,247.22/10,790.00
  6. Step 6: Final answer
    x = 10,252.67

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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.