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Finding the Fourth Proportional to 366,930.95, 550,396.43 and 234,070.70

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Solution

The fourth proportional to 366,930.95, 550,396.43 and 234,070.70 is: 351,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,930.95 : 550,396.43 = 234,070.70 : x
  2. Step 2: Convert to fraction form
    366,930.95/550,396.43 = 234,070.70/x
  3. Step 3: Cross multiply
    366,930.95x = 550,396.43 × 234,070.70
  4. Step 4: Simplify right side
    366,930.95x = 128,831,677,647.60
  5. Step 5: Solve for x
    x = 128,831,677,647.60/366,930.95
  6. Step 6: Final answer
    x = 351,106.05

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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.