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Finding the Fourth Proportional to 359,533.94, 496,156.24 and 198,388.86

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Solution

The fourth proportional to 359,533.94, 496,156.24 and 198,388.86 is: 273,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,533.94 : 496,156.24 = 198,388.86 : x
  2. Step 2: Convert to fraction form
    359,533.94/496,156.24 = 198,388.86/x
  3. Step 3: Cross multiply
    359,533.94x = 496,156.24 × 198,388.86
  4. Step 4: Simplify right side
    359,533.94x = 98,431,870,835.49
  5. Step 5: Solve for x
    x = 98,431,870,835.49/359,533.94
  6. Step 6: Final answer
    x = 273,776.30

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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.