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Finding the Fourth Proportional to 369,760.86, 510,270.03 and 199,994.99

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Solution

The fourth proportional to 369,760.86, 510,270.03 and 199,994.99 is: 275,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,760.86 : 510,270.03 = 199,994.99 : x
  2. Step 2: Convert to fraction form
    369,760.86/510,270.03 = 199,994.99/x
  3. Step 3: Cross multiply
    369,760.86x = 510,270.03 × 199,994.99
  4. Step 4: Simplify right side
    369,760.86x = 102,051,446,995.80
  5. Step 5: Solve for x
    x = 102,051,446,995.80/369,760.86
  6. Step 6: Final answer
    x = 275,993.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.