Home / 589,267.20-883,900.80-215,241.60

Finding the Fourth Proportional to 589,267.20, 883,900.80 and 215,241.60

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Solution

The fourth proportional to 589,267.20, 883,900.80 and 215,241.60 is: 322,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,267.20 : 883,900.80 = 215,241.60 : x
  2. Step 2: Convert to fraction form
    589,267.20/883,900.80 = 215,241.60/x
  3. Step 3: Cross multiply
    589,267.20x = 883,900.80 × 215,241.60
  4. Step 4: Simplify right side
    589,267.20x = 190,252,222,433.28
  5. Step 5: Solve for x
    x = 190,252,222,433.28/589,267.20
  6. Step 6: Final answer
    x = 322,862.40

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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.