Home / 770,060.52-1,062,256.98-447,735

Finding the Fourth Proportional to 770,060.52, 1,062,256.98 and 447,735

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Solution

The fourth proportional to 770,060.52, 1,062,256.98 and 447,735 is: 617,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,060.52 : 1,062,256.98 = 447,735 : x
  2. Step 2: Convert to fraction form
    770,060.52/1,062,256.98 = 447,735/x
  3. Step 3: Cross multiply
    770,060.52x = 1,062,256.98 × 447,735
  4. Step 4: Simplify right side
    770,060.52x = 475,609,628,940.30
  5. Step 5: Solve for x
    x = 475,609,628,940.30/770,060.52
  6. Step 6: Final answer
    x = 617,626.30

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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.