Home / 359,706.06-496,391.63-198,561.22

Finding the Fourth Proportional to 359,706.06, 496,391.63 and 198,561.22

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Solution

The fourth proportional to 359,706.06, 496,391.63 and 198,561.22 is: 274,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,706.06 : 496,391.63 = 198,561.22 : x
  2. Step 2: Convert to fraction form
    359,706.06/496,391.63 = 198,561.22/x
  3. Step 3: Cross multiply
    359,706.06x = 496,391.63 × 198,561.22
  4. Step 4: Simplify right side
    359,706.06x = 98,564,125,416.80
  5. Step 5: Solve for x
    x = 98,564,125,416.80/359,706.06
  6. Step 6: Final answer
    x = 274,012.97

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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.