Home / 654,315.54-981,473.52-205,071.26

Finding the Fourth Proportional to 654,315.54, 981,473.52 and 205,071.26

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Solution

The fourth proportional to 654,315.54, 981,473.52 and 205,071.26 is: 307,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,315.54 : 981,473.52 = 205,071.26 : x
  2. Step 2: Convert to fraction form
    654,315.54/981,473.52 = 205,071.26/x
  3. Step 3: Cross multiply
    654,315.54x = 981,473.52 × 205,071.26
  4. Step 4: Simplify right side
    654,315.54x = 201,272,007,264.69
  5. Step 5: Solve for x
    x = 201,272,007,264.69/654,315.54
  6. Step 6: Final answer
    x = 307,606.95

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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.