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Finding the Fourth Proportional to 682,653.60, 1,021,647.60 and 598,672.80

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Solution

The fourth proportional to 682,653.60, 1,021,647.60 and 598,672.80 is: 895,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,653.60 : 1,021,647.60 = 598,672.80 : x
  2. Step 2: Convert to fraction form
    682,653.60/1,021,647.60 = 598,672.80/x
  3. Step 3: Cross multiply
    682,653.60x = 1,021,647.60 × 598,672.80
  4. Step 4: Simplify right side
    682,653.60x = 611,632,629,305.28
  5. Step 5: Solve for x
    x = 611,632,629,305.28/682,653.60
  6. Step 6: Final answer
    x = 895,963.38

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1.5x scale

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.