Home / 358,535.03-494,759.56-197,358.60

Finding the Fourth Proportional to 358,535.03, 494,759.56 and 197,358.60

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Solution

The fourth proportional to 358,535.03, 494,759.56 and 197,358.60 is: 272,344.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,535.03 : 494,759.56 = 197,358.60 : x
  2. Step 2: Convert to fraction form
    358,535.03/494,759.56 = 197,358.60/x
  3. Step 3: Cross multiply
    358,535.03x = 494,759.56 × 197,358.60
  4. Step 4: Simplify right side
    358,535.03x = 97,645,054,098.22
  5. Step 5: Solve for x
    x = 97,645,054,098.22/358,535.03
  6. Step 6: Final answer
    x = 272,344.53

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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.