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Finding the Fourth Proportional to 624,596, 936,919.92 and 181,364

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Solution

The fourth proportional to 624,596, 936,919.92 and 181,364 is: 272,053.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,596 : 936,919.92 = 181,364 : x
  2. Step 2: Convert to fraction form
    624,596/936,919.92 = 181,364/x
  3. Step 3: Cross multiply
    624,596x = 936,919.92 × 181,364
  4. Step 4: Simplify right side
    624,596x = 169,923,544,370.88
  5. Step 5: Solve for x
    x = 169,923,544,370.88/624,596
  6. Step 6: Final answer
    x = 272,053.53

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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.