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Finding the Fourth Proportional to 19,467,611.40, 29,201,417.10 and 19,467,611.40

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Solution

The fourth proportional to 19,467,611.40, 29,201,417.10 and 19,467,611.40 is: 29,201,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467,611.40 : 29,201,417.10 = 19,467,611.40 : x
  2. Step 2: Convert to fraction form
    19,467,611.40/29,201,417.10 = 19,467,611.40/x
  3. Step 3: Cross multiply
    19,467,611.40x = 29,201,417.10 × 19,467,611.40
  4. Step 4: Simplify right side
    19,467,611.40x = 568,481,840,432,114.88
  5. Step 5: Solve for x
    x = 568,481,840,432,114.88/19,467,611.40
  6. Step 6: Final answer
    x = 29,201,417.10

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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.