Home / 366,165.36-505,294.20-205,005.33

Finding the Fourth Proportional to 366,165.36, 505,294.20 and 205,005.33

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Solution

The fourth proportional to 366,165.36, 505,294.20 and 205,005.33 is: 282,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,165.36 : 505,294.20 = 205,005.33 : x
  2. Step 2: Convert to fraction form
    366,165.36/505,294.20 = 205,005.33/x
  3. Step 3: Cross multiply
    366,165.36x = 505,294.20 × 205,005.33
  4. Step 4: Simplify right side
    366,165.36x = 103,588,004,218.09
  5. Step 5: Solve for x
    x = 103,588,004,218.09/366,165.36
  6. Step 6: Final answer
    x = 282,899.52

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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.