Home / 358,980.24-495,369.27-197,835.33

Finding the Fourth Proportional to 358,980.24, 495,369.27 and 197,835.33

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Solution

The fourth proportional to 358,980.24, 495,369.27 and 197,835.33 is: 272,999.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,980.24 : 495,369.27 = 197,835.33 : x
  2. Step 2: Convert to fraction form
    358,980.24/495,369.27 = 197,835.33/x
  3. Step 3: Cross multiply
    358,980.24x = 495,369.27 × 197,835.33
  4. Step 4: Simplify right side
    358,980.24x = 98,001,543,002.31
  5. Step 5: Solve for x
    x = 98,001,543,002.31/358,980.24
  6. Step 6: Final answer
    x = 272,999.83

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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.