Home / 356,492.07-491,951.34-195,343.65

Finding the Fourth Proportional to 356,492.07, 491,951.34 and 195,343.65

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Solution

The fourth proportional to 356,492.07, 491,951.34 and 195,343.65 is: 269,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,492.07 : 491,951.34 = 195,343.65 : x
  2. Step 2: Convert to fraction form
    356,492.07/491,951.34 = 195,343.65/x
  3. Step 3: Cross multiply
    356,492.07x = 491,951.34 × 195,343.65
  4. Step 4: Simplify right side
    356,492.07x = 96,099,570,377.99
  5. Step 5: Solve for x
    x = 96,099,570,377.99/356,492.07
  6. Step 6: Final answer
    x = 269,570.01

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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.