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Finding the Fourth Proportional to 359,771.02, 496,484.74 and 198,626.38

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Solution

The fourth proportional to 359,771.02, 496,484.74 and 198,626.38 is: 274,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,771.02 : 496,484.74 = 198,626.38 : x
  2. Step 2: Convert to fraction form
    359,771.02/496,484.74 = 198,626.38/x
  3. Step 3: Cross multiply
    359,771.02x = 496,484.74 × 198,626.38
  4. Step 4: Simplify right side
    359,771.02x = 98,614,965,638.51
  5. Step 5: Solve for x
    x = 98,614,965,638.51/359,771.02
  6. Step 6: Final answer
    x = 274,104.81

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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.