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Finding the Fourth Proportional to 16,611,576.60, 23,199,520.20 and 16,611,576.60

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Solution

The fourth proportional to 16,611,576.60, 23,199,520.20 and 16,611,576.60 is: 23,199,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611,576.60 : 23,199,520.20 = 16,611,576.60 : x
  2. Step 2: Convert to fraction form
    16,611,576.60/23,199,520.20 = 16,611,576.60/x
  3. Step 3: Cross multiply
    16,611,576.60x = 23,199,520.20 × 16,611,576.60
  4. Step 4: Simplify right side
    16,611,576.60x = 385,380,606,885,547.31
  5. Step 5: Solve for x
    x = 385,380,606,885,547.31/16,611,576.60
  6. Step 6: Final answer
    x = 23,199,520.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.