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Finding the Fourth Proportional to 346,205.80, 519,017.10 and 179,993.80

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Solution

The fourth proportional to 346,205.80, 519,017.10 and 179,993.80 is: 269,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,205.80 : 519,017.10 = 179,993.80 : x
  2. Step 2: Convert to fraction form
    346,205.80/519,017.10 = 179,993.80/x
  3. Step 3: Cross multiply
    346,205.80x = 519,017.10 × 179,993.80
  4. Step 4: Simplify right side
    346,205.80x = 93,419,860,093.98
  5. Step 5: Solve for x
    x = 93,419,860,093.98/346,205.80
  6. Step 6: Final answer
    x = 269,839.10

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1.5x scale

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.