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Finding the Fourth Proportional to 359,657.26, 496,327 and 200,681.26

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Solution

The fourth proportional to 359,657.26, 496,327 and 200,681.26 is: 276,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,657.26 : 496,327 = 200,681.26 : x
  2. Step 2: Convert to fraction form
    359,657.26/496,327 = 200,681.26/x
  3. Step 3: Cross multiply
    359,657.26x = 496,327 × 200,681.26
  4. Step 4: Simplify right side
    359,657.26x = 99,603,527,732.02
  5. Step 5: Solve for x
    x = 99,603,527,732.02/359,657.26
  6. Step 6: Final answer
    x = 276,940.13

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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.