Home / 863,053.58-1,190,989.14-481,072.16

Finding the Fourth Proportional to 863,053.58, 1,190,989.14 and 481,072.16

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Solution

The fourth proportional to 863,053.58, 1,190,989.14 and 481,072.16 is: 663,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,053.58 : 1,190,989.14 = 481,072.16 : x
  2. Step 2: Convert to fraction form
    863,053.58/1,190,989.14 = 481,072.16/x
  3. Step 3: Cross multiply
    863,053.58x = 1,190,989.14 × 481,072.16
  4. Step 4: Simplify right side
    863,053.58x = 572,951,712,161.40
  5. Step 5: Solve for x
    x = 572,951,712,161.40/863,053.58
  6. Step 6: Final answer
    x = 663,865.75

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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.