Home / 358,768.08-495,097.65-197,619.39

Finding the Fourth Proportional to 358,768.08, 495,097.65 and 197,619.39

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Solution

The fourth proportional to 358,768.08, 495,097.65 and 197,619.39 is: 272,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,768.08 : 495,097.65 = 197,619.39 : x
  2. Step 2: Convert to fraction form
    358,768.08/495,097.65 = 197,619.39/x
  3. Step 3: Cross multiply
    358,768.08x = 495,097.65 × 197,619.39
  4. Step 4: Simplify right side
    358,768.08x = 97,840,895,583.43
  5. Step 5: Solve for x
    x = 97,840,895,583.43/358,768.08
  6. Step 6: Final answer
    x = 272,713.49

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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.