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Finding the Fourth Proportional to 624,695.05, 936,924.33 and 304,525.30

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Solution

The fourth proportional to 624,695.05, 936,924.33 and 304,525.30 is: 456,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,695.05 : 936,924.33 = 304,525.30 : x
  2. Step 2: Convert to fraction form
    624,695.05/936,924.33 = 304,525.30/x
  3. Step 3: Cross multiply
    624,695.05x = 936,924.33 × 304,525.30
  4. Step 4: Simplify right side
    624,695.05x = 285,317,162,670.55
  5. Step 5: Solve for x
    x = 285,317,162,670.55/624,695.05
  6. Step 6: Final answer
    x = 456,730.31

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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.