Home / 671,027.37-1,006,416.01-215,626.50

Finding the Fourth Proportional to 671,027.37, 1,006,416.01 and 215,626.50

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Solution

The fourth proportional to 671,027.37, 1,006,416.01 and 215,626.50 is: 323,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,027.37 : 1,006,416.01 = 215,626.50 : x
  2. Step 2: Convert to fraction form
    671,027.37/1,006,416.01 = 215,626.50/x
  3. Step 3: Cross multiply
    671,027.37x = 1,006,416.01 × 215,626.50
  4. Step 4: Simplify right side
    671,027.37x = 217,009,961,780.27
  5. Step 5: Solve for x
    x = 217,009,961,780.27/671,027.37
  6. Step 6: Final answer
    x = 323,399.57

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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.