Home / 587,961.37-881,938.81-213,984.37

Finding the Fourth Proportional to 587,961.37, 881,938.81 and 213,984.37

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Solution

The fourth proportional to 587,961.37, 881,938.81 and 213,984.37 is: 320,975.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,961.37 : 881,938.81 = 213,984.37 : x
  2. Step 2: Convert to fraction form
    587,961.37/881,938.81 = 213,984.37/x
  3. Step 3: Cross multiply
    587,961.37x = 881,938.81 × 213,984.37
  4. Step 4: Simplify right side
    587,961.37x = 188,721,120,636.40
  5. Step 5: Solve for x
    x = 188,721,120,636.40/587,961.37
  6. Step 6: Final answer
    x = 320,975.37

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1.5x scale

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.