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Finding the Fourth Proportional to 304,392.06, 419,965.83 and 183,570.30

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Solution

The fourth proportional to 304,392.06, 419,965.83 and 183,570.30 is: 253,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,392.06 : 419,965.83 = 183,570.30 : x
  2. Step 2: Convert to fraction form
    304,392.06/419,965.83 = 183,570.30/x
  3. Step 3: Cross multiply
    304,392.06x = 419,965.83 × 183,570.30
  4. Step 4: Simplify right side
    304,392.06x = 77,093,253,402.85
  5. Step 5: Solve for x
    x = 77,093,253,402.85/304,392.06
  6. Step 6: Final answer
    x = 253,269.59

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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.