Home / 1,055,236.15-1,582,842.54-256,518.46

Finding the Fourth Proportional to 1,055,236.15, 1,582,842.54 and 256,518.46

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Solution

The fourth proportional to 1,055,236.15, 1,582,842.54 and 256,518.46 is: 384,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,236.15 : 1,582,842.54 = 256,518.46 : x
  2. Step 2: Convert to fraction form
    1,055,236.15/1,582,842.54 = 256,518.46/x
  3. Step 3: Cross multiply
    1,055,236.15x = 1,582,842.54 × 256,518.46
  4. Step 4: Simplify right side
    1,055,236.15x = 406,028,321,586.48
  5. Step 5: Solve for x
    x = 406,028,321,586.48/1,055,236.15
  6. Step 6: Final answer
    x = 384,774.84

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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.