Home / 505,066.20-758,474.10-268,870.20

Finding the Fourth Proportional to 505,066.20, 758,474.10 and 268,870.20

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Solution

The fourth proportional to 505,066.20, 758,474.10 and 268,870.20 is: 403,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,066.20 : 758,474.10 = 268,870.20 : x
  2. Step 2: Convert to fraction form
    505,066.20/758,474.10 = 268,870.20/x
  3. Step 3: Cross multiply
    505,066.20x = 758,474.10 × 268,870.20
  4. Step 4: Simplify right side
    505,066.20x = 203,931,082,961.82
  5. Step 5: Solve for x
    x = 203,931,082,961.82/505,066.20
  6. Step 6: Final answer
    x = 403,771.00

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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.