Home / 677,450.66-1,016,077.05-197,549.51

Finding the Fourth Proportional to 677,450.66, 1,016,077.05 and 197,549.51

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Solution

The fourth proportional to 677,450.66, 1,016,077.05 and 197,549.51 is: 296,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,450.66 : 1,016,077.05 = 197,549.51 : x
  2. Step 2: Convert to fraction form
    677,450.66/1,016,077.05 = 197,549.51/x
  3. Step 3: Cross multiply
    677,450.66x = 1,016,077.05 × 197,549.51
  4. Step 4: Simplify right side
    677,450.66x = 200,725,518,269.36
  5. Step 5: Solve for x
    x = 200,725,518,269.36/677,450.66
  6. Step 6: Final answer
    x = 296,295.41

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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.