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Finding the Fourth Proportional to 219,576.96, 303,017.40 and 118,974.96

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Solution

The fourth proportional to 219,576.96, 303,017.40 and 118,974.96 is: 164,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,576.96 : 303,017.40 = 118,974.96 : x
  2. Step 2: Convert to fraction form
    219,576.96/303,017.40 = 118,974.96/x
  3. Step 3: Cross multiply
    219,576.96x = 303,017.40 × 118,974.96
  4. Step 4: Simplify right side
    219,576.96x = 36,051,483,044.30
  5. Step 5: Solve for x
    x = 36,051,483,044.30/219,576.96
  6. Step 6: Final answer
    x = 164,186.09

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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.