Home / 804,900.20-1,205,967.90-383,268.20

Finding the Fourth Proportional to 804,900.20, 1,205,967.90 and 383,268.20

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Solution

The fourth proportional to 804,900.20, 1,205,967.90 and 383,268.20 is: 574,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,900.20 : 1,205,967.90 = 383,268.20 : x
  2. Step 2: Convert to fraction form
    804,900.20/1,205,967.90 = 383,268.20/x
  3. Step 3: Cross multiply
    804,900.20x = 1,205,967.90 × 383,268.20
  4. Step 4: Simplify right side
    804,900.20x = 462,209,146,290.78
  5. Step 5: Solve for x
    x = 462,209,146,290.78/804,900.20
  6. Step 6: Final answer
    x = 574,244.04

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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.