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Finding the Fourth Proportional to 11,641,602.80, 17,462,404.20 and 9,794,025.20

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Solution

The fourth proportional to 11,641,602.80, 17,462,404.20 and 9,794,025.20 is: 14,691,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641,602.80 : 17,462,404.20 = 9,794,025.20 : x
  2. Step 2: Convert to fraction form
    11,641,602.80/17,462,404.20 = 9,794,025.20/x
  3. Step 3: Cross multiply
    11,641,602.80x = 17,462,404.20 × 9,794,025.20
  4. Step 4: Simplify right side
    11,641,602.80x = 171,027,226,787,385.81
  5. Step 5: Solve for x
    x = 171,027,226,787,385.81/11,641,602.80
  6. Step 6: Final answer
    x = 14,691,037.80

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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.