Home / 589,284.20-883,926.30-215,258.60

Finding the Fourth Proportional to 589,284.20, 883,926.30 and 215,258.60

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Solution

The fourth proportional to 589,284.20, 883,926.30 and 215,258.60 is: 322,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,284.20 : 883,926.30 = 215,258.60 : x
  2. Step 2: Convert to fraction form
    589,284.20/883,926.30 = 215,258.60/x
  3. Step 3: Cross multiply
    589,284.20x = 883,926.30 × 215,258.60
  4. Step 4: Simplify right side
    589,284.20x = 190,272,737,841.18
  5. Step 5: Solve for x
    x = 190,272,737,841.18/589,284.20
  6. Step 6: Final answer
    x = 322,887.90

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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.