Home / 654,386.50-981,592.08-205,097.44

Finding the Fourth Proportional to 654,386.50, 981,592.08 and 205,097.44

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Solution

The fourth proportional to 654,386.50, 981,592.08 and 205,097.44 is: 307,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,386.50 : 981,592.08 = 205,097.44 : x
  2. Step 2: Convert to fraction form
    654,386.50/981,592.08 = 205,097.44/x
  3. Step 3: Cross multiply
    654,386.50x = 981,592.08 × 205,097.44
  4. Step 4: Simplify right side
    654,386.50x = 201,322,022,732.28
  5. Step 5: Solve for x
    x = 201,322,022,732.28/654,386.50
  6. Step 6: Final answer
    x = 307,650.02

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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.