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Finding the Fourth Proportional to 304,392.56, 419,966.52 and 183,570.80

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Solution

The fourth proportional to 304,392.56, 419,966.52 and 183,570.80 is: 253,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,392.56 : 419,966.52 = 183,570.80 : x
  2. Step 2: Convert to fraction form
    304,392.56/419,966.52 = 183,570.80/x
  3. Step 3: Cross multiply
    304,392.56x = 419,966.52 × 183,570.80
  4. Step 4: Simplify right side
    304,392.56x = 77,093,590,049.62
  5. Step 5: Solve for x
    x = 77,093,590,049.62/304,392.56
  6. Step 6: Final answer
    x = 253,270.28

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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.