Home / 605,852.20-908,778.30-403,773.40

Finding the Fourth Proportional to 605,852.20, 908,778.30 and 403,773.40

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Solution

The fourth proportional to 605,852.20, 908,778.30 and 403,773.40 is: 605,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,852.20 : 908,778.30 = 403,773.40 : x
  2. Step 2: Convert to fraction form
    605,852.20/908,778.30 = 403,773.40/x
  3. Step 3: Cross multiply
    605,852.20x = 908,778.30 × 403,773.40
  4. Step 4: Simplify right side
    605,852.20x = 366,940,504,037.22
  5. Step 5: Solve for x
    x = 366,940,504,037.22/605,852.20
  6. Step 6: Final answer
    x = 605,660.10

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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.