Home / 366,192.86-505,354.25-209,025.59

Finding the Fourth Proportional to 366,192.86, 505,354.25 and 209,025.59

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Solution

The fourth proportional to 366,192.86, 505,354.25 and 209,025.59 is: 288,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,192.86 : 505,354.25 = 209,025.59 : x
  2. Step 2: Convert to fraction form
    366,192.86/505,354.25 = 209,025.59/x
  3. Step 3: Cross multiply
    366,192.86x = 505,354.25 × 209,025.59
  4. Step 4: Simplify right side
    366,192.86x = 105,631,968,261.05
  5. Step 5: Solve for x
    x = 105,631,968,261.05/366,192.86
  6. Step 6: Final answer
    x = 288,459.94

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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.