Home / 358,220.25-494,343.94-197,071.83

Finding the Fourth Proportional to 358,220.25, 494,343.94 and 197,071.83

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Solution

The fourth proportional to 358,220.25, 494,343.94 and 197,071.83 is: 271,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,220.25 : 494,343.94 = 197,071.83 : x
  2. Step 2: Convert to fraction form
    358,220.25/494,343.94 = 197,071.83/x
  3. Step 3: Cross multiply
    358,220.25x = 494,343.94 × 197,071.83
  4. Step 4: Simplify right side
    358,220.25x = 97,421,265,648.39
  5. Step 5: Solve for x
    x = 97,421,265,648.39/358,220.25
  6. Step 6: Final answer
    x = 271,959.13

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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.