Home / 682,709.60-1,024,064.40-603,977.60

Finding the Fourth Proportional to 682,709.60, 1,024,064.40 and 603,977.60

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Solution

The fourth proportional to 682,709.60, 1,024,064.40 and 603,977.60 is: 905,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,709.60 : 1,024,064.40 = 603,977.60 : x
  2. Step 2: Convert to fraction form
    682,709.60/1,024,064.40 = 603,977.60/x
  3. Step 3: Cross multiply
    682,709.60x = 1,024,064.40 × 603,977.60
  4. Step 4: Simplify right side
    682,709.60x = 618,511,958,557.44
  5. Step 5: Solve for x
    x = 618,511,958,557.44/682,709.60
  6. Step 6: Final answer
    x = 905,966.40

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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.