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Finding the Fourth Proportional to 523,329.60, 784,994.40 and 149,352.60

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Solution

The fourth proportional to 523,329.60, 784,994.40 and 149,352.60 is: 224,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,329.60 : 784,994.40 = 149,352.60 : x
  2. Step 2: Convert to fraction form
    523,329.60/784,994.40 = 149,352.60/x
  3. Step 3: Cross multiply
    523,329.60x = 784,994.40 × 149,352.60
  4. Step 4: Simplify right side
    523,329.60x = 117,240,954,625.44
  5. Step 5: Solve for x
    x = 117,240,954,625.44/523,329.60
  6. Step 6: Final answer
    x = 224,028.90

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Similar ratio
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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.