Home / 525,705.43-788,584.07-146,625.43

Finding the Fourth Proportional to 525,705.43, 788,584.07 and 146,625.43

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Solution

The fourth proportional to 525,705.43, 788,584.07 and 146,625.43 is: 219,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,705.43 : 788,584.07 = 146,625.43 : x
  2. Step 2: Convert to fraction form
    525,705.43/788,584.07 = 146,625.43/x
  3. Step 3: Cross multiply
    525,705.43x = 788,584.07 × 146,625.43
  4. Step 4: Simplify right side
    525,705.43x = 115,626,478,354.90
  5. Step 5: Solve for x
    x = 115,626,478,354.90/525,705.43
  6. Step 6: Final answer
    x = 219,945.38

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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.