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Finding the Fourth Proportional to 16,441,419.60, 23,055,778.80 and 16,441,419.60

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Solution

The fourth proportional to 16,441,419.60, 23,055,778.80 and 16,441,419.60 is: 23,055,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441,419.60 : 23,055,778.80 = 16,441,419.60 : x
  2. Step 2: Convert to fraction form
    16,441,419.60/23,055,778.80 = 16,441,419.60/x
  3. Step 3: Cross multiply
    16,441,419.60x = 23,055,778.80 × 16,441,419.60
  4. Step 4: Simplify right side
    16,441,419.60x = 379,069,733,455,584.50
  5. Step 5: Solve for x
    x = 379,069,733,455,584.50/16,441,419.60
  6. Step 6: Final answer
    x = 23,055,778.80

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1.5x scale

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.