Home / 395,664.05-546,039.46-223,577.63

Finding the Fourth Proportional to 395,664.05, 546,039.46 and 223,577.63

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Solution

The fourth proportional to 395,664.05, 546,039.46 and 223,577.63 is: 308,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,664.05 : 546,039.46 = 223,577.63 : x
  2. Step 2: Convert to fraction form
    395,664.05/546,039.46 = 223,577.63/x
  3. Step 3: Cross multiply
    395,664.05x = 546,039.46 × 223,577.63
  4. Step 4: Simplify right side
    395,664.05x = 122,082,207,950.20
  5. Step 5: Solve for x
    x = 122,082,207,950.20/395,664.05
  6. Step 6: Final answer
    x = 308,550.16

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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.