Home / 384,462.48-530,559.36-214,703.04

Finding the Fourth Proportional to 384,462.48, 530,559.36 and 214,703.04

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Solution

The fourth proportional to 384,462.48, 530,559.36 and 214,703.04 is: 296,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,462.48 : 530,559.36 = 214,703.04 : x
  2. Step 2: Convert to fraction form
    384,462.48/530,559.36 = 214,703.04/x
  3. Step 3: Cross multiply
    384,462.48x = 530,559.36 × 214,703.04
  4. Step 4: Simplify right side
    384,462.48x = 113,912,707,492.45
  5. Step 5: Solve for x
    x = 113,912,707,492.45/384,462.48
  6. Step 6: Final answer
    x = 296,290.83

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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.