Home / 358,977.07-495,398.75-197,842.51

Finding the Fourth Proportional to 358,977.07, 495,398.75 and 197,842.51

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Solution

The fourth proportional to 358,977.07, 495,398.75 and 197,842.51 is: 273,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,977.07 : 495,398.75 = 197,842.51 : x
  2. Step 2: Convert to fraction form
    358,977.07/495,398.75 = 197,842.51/x
  3. Step 3: Cross multiply
    358,977.07x = 495,398.75 × 197,842.51
  4. Step 4: Simplify right side
    358,977.07x = 98,010,932,150.86
  5. Step 5: Solve for x
    x = 98,010,932,150.86/358,977.07
  6. Step 6: Final answer
    x = 273,028.39

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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.