Home / 654,068.01-981,243.48-198,621.82

Finding the Fourth Proportional to 654,068.01, 981,243.48 and 198,621.82

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Solution

The fourth proportional to 654,068.01, 981,243.48 and 198,621.82 is: 297,975.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,068.01 : 981,243.48 = 198,621.82 : x
  2. Step 2: Convert to fraction form
    654,068.01/981,243.48 = 198,621.82/x
  3. Step 3: Cross multiply
    654,068.01x = 981,243.48 × 198,621.82
  4. Step 4: Simplify right side
    654,068.01x = 194,896,367,832.12
  5. Step 5: Solve for x
    x = 194,896,367,832.12/654,068.01
  6. Step 6: Final answer
    x = 297,975.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.