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Finding the Fourth Proportional to 523,093.36, 784,756.32 and 190,669.36

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Solution

The fourth proportional to 523,093.36, 784,756.32 and 190,669.36 is: 286,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,093.36 : 784,756.32 = 190,669.36 : x
  2. Step 2: Convert to fraction form
    523,093.36/784,756.32 = 190,669.36/x
  3. Step 3: Cross multiply
    523,093.36x = 784,756.32 × 190,669.36
  4. Step 4: Simplify right side
    523,093.36x = 149,628,985,290.36
  5. Step 5: Solve for x
    x = 149,628,985,290.36/523,093.36
  6. Step 6: Final answer
    x = 286,046.42

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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.