Home / 505,254.58-697,085.73-360,083.23

Finding the Fourth Proportional to 505,254.58, 697,085.73 and 360,083.23

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Solution

The fourth proportional to 505,254.58, 697,085.73 and 360,083.23 is: 496,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,254.58 : 697,085.73 = 360,083.23 : x
  2. Step 2: Convert to fraction form
    505,254.58/697,085.73 = 360,083.23/x
  3. Step 3: Cross multiply
    505,254.58x = 697,085.73 × 360,083.23
  4. Step 4: Simplify right side
    505,254.58x = 251,008,881,245.31
  5. Step 5: Solve for x
    x = 251,008,881,245.31/505,254.58
  6. Step 6: Final answer
    x = 496,796.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.