Home / 525,535.32-788,892.66-210,212.04

Finding the Fourth Proportional to 525,535.32, 788,892.66 and 210,212.04

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Solution

The fourth proportional to 525,535.32, 788,892.66 and 210,212.04 is: 315,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,535.32 : 788,892.66 = 210,212.04 : x
  2. Step 2: Convert to fraction form
    525,535.32/788,892.66 = 210,212.04/x
  3. Step 3: Cross multiply
    525,535.32x = 788,892.66 × 210,212.04
  4. Step 4: Simplify right side
    525,535.32x = 165,834,735,399.63
  5. Step 5: Solve for x
    x = 165,834,735,399.63/525,535.32
  6. Step 6: Final answer
    x = 315,553.93

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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.