Home / 358,529.44-494,766.96-197,382.40

Finding the Fourth Proportional to 358,529.44, 494,766.96 and 197,382.40

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Solution

The fourth proportional to 358,529.44, 494,766.96 and 197,382.40 is: 272,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,529.44 : 494,766.96 = 197,382.40 : x
  2. Step 2: Convert to fraction form
    358,529.44/494,766.96 = 197,382.40/x
  3. Step 3: Cross multiply
    358,529.44x = 494,766.96 × 197,382.40
  4. Step 4: Simplify right side
    358,529.44x = 97,658,290,005.50
  5. Step 5: Solve for x
    x = 97,658,290,005.50/358,529.44
  6. Step 6: Final answer
    x = 272,385.69

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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.