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Finding the Fourth Proportional to 40,376,869.60, 60,481,323.60 and 33,658,405.60

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Solution

The fourth proportional to 40,376,869.60, 60,481,323.60 and 33,658,405.60 is: 50,417,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376,869.60 : 60,481,323.60 = 33,658,405.60 : x
  2. Step 2: Convert to fraction form
    40,376,869.60/60,481,323.60 = 33,658,405.60/x
  3. Step 3: Cross multiply
    40,376,869.60x = 60,481,323.60 × 33,658,405.60
  4. Step 4: Simplify right side
    40,376,869.60x = 2,035,704,920,953,652.25
  5. Step 5: Solve for x
    x = 2,035,704,920,953,652.25/40,376,869.60
  6. Step 6: Final answer
    x = 50,417,601.49

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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.