Home / 505,619.24-758,650.30-239,569.64

Finding the Fourth Proportional to 505,619.24, 758,650.30 and 239,569.64

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Solution

The fourth proportional to 505,619.24, 758,650.30 and 239,569.64 is: 359,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,619.24 : 758,650.30 = 239,569.64 : x
  2. Step 2: Convert to fraction form
    505,619.24/758,650.30 = 239,569.64/x
  3. Step 3: Cross multiply
    505,619.24x = 758,650.30 × 239,569.64
  4. Step 4: Simplify right side
    505,619.24x = 181,749,579,256.89
  5. Step 5: Solve for x
    x = 181,749,579,256.89/505,619.24
  6. Step 6: Final answer
    x = 359,459.38

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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.