Home / 384,664.34-530,826.41-214,898.47

Finding the Fourth Proportional to 384,664.34, 530,826.41 and 214,898.47

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Solution

The fourth proportional to 384,664.34, 530,826.41 and 214,898.47 is: 296,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,664.34 : 530,826.41 = 214,898.47 : x
  2. Step 2: Convert to fraction form
    384,664.34/530,826.41 = 214,898.47/x
  3. Step 3: Cross multiply
    384,664.34x = 530,826.41 × 214,898.47
  4. Step 4: Simplify right side
    384,664.34x = 114,073,782,554.77
  5. Step 5: Solve for x
    x = 114,073,782,554.77/384,664.34
  6. Step 6: Final answer
    x = 296,554.09

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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.