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Finding the Fourth Proportional to 298,953.27, 448,466.35 and 109,384.11

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Solution

The fourth proportional to 298,953.27, 448,466.35 and 109,384.11 is: 164,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,953.27 : 448,466.35 = 109,384.11 : x
  2. Step 2: Convert to fraction form
    298,953.27/448,466.35 = 109,384.11/x
  3. Step 3: Cross multiply
    298,953.27x = 448,466.35 × 109,384.11
  4. Step 4: Simplify right side
    298,953.27x = 49,055,092,559.70
  5. Step 5: Solve for x
    x = 49,055,092,559.70/298,953.27
  6. Step 6: Final answer
    x = 164,089.50

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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.