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Finding the Fourth Proportional to 359,738.96, 496,440.50 and 198,594.23

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Solution

The fourth proportional to 359,738.96, 496,440.50 and 198,594.23 is: 274,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,738.96 : 496,440.50 = 198,594.23 : x
  2. Step 2: Convert to fraction form
    359,738.96/496,440.50 = 198,594.23/x
  3. Step 3: Cross multiply
    359,738.96x = 496,440.50 × 198,594.23
  4. Step 4: Simplify right side
    359,738.96x = 98,590,218,838.32
  5. Step 5: Solve for x
    x = 98,590,218,838.32/359,738.96
  6. Step 6: Final answer
    x = 274,060.44

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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.