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Finding the Fourth Proportional to 359,456.04, 496,050.96 and 198,311.01

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Solution

The fourth proportional to 359,456.04, 496,050.96 and 198,311.01 is: 273,670.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,456.04 : 496,050.96 = 198,311.01 : x
  2. Step 2: Convert to fraction form
    359,456.04/496,050.96 = 198,311.01/x
  3. Step 3: Cross multiply
    359,456.04x = 496,050.96 × 198,311.01
  4. Step 4: Simplify right side
    359,456.04x = 98,372,366,889.07
  5. Step 5: Solve for x
    x = 98,372,366,889.07/359,456.04
  6. Step 6: Final answer
    x = 273,670.09

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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.