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Finding the Fourth Proportional to 8,400.00, 12,602.08 and 3,471.05

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Solution

The fourth proportional to 8,400.00, 12,602.08 and 3,471.05 is: 5,207.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.00 : 12,602.08 = 3,471.05 : x
  2. Step 2: Convert to fraction form
    8,400.00/12,602.08 = 3,471.05/x
  3. Step 3: Cross multiply
    8,400.00x = 12,602.08 × 3,471.05
  4. Step 4: Simplify right side
    8,400.00x = 43,742,485.63
  5. Step 5: Solve for x
    x = 43,742,485.63/8,400.00
  6. Step 6: Final answer
    x = 5,207.44

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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.