Home / 908,902.80-1,363,354.20-605,784.60

Finding the Fourth Proportional to 908,902.80, 1,363,354.20 and 605,784.60

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Solution

The fourth proportional to 908,902.80, 1,363,354.20 and 605,784.60 is: 908,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,902.80 : 1,363,354.20 = 605,784.60 : x
  2. Step 2: Convert to fraction form
    908,902.80/1,363,354.20 = 605,784.60/x
  3. Step 3: Cross multiply
    908,902.80x = 1,363,354.20 × 605,784.60
  4. Step 4: Simplify right side
    908,902.80x = 825,898,978,705.32
  5. Step 5: Solve for x
    x = 825,898,978,705.32/908,902.80
  6. Step 6: Final answer
    x = 908,676.90

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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.