Home / 808,214.20-1,214,945.70-573,184.60

Finding the Fourth Proportional to 808,214.20, 1,214,945.70 and 573,184.60

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Solution

The fourth proportional to 808,214.20, 1,214,945.70 and 573,184.60 is: 861,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,214.20 : 1,214,945.70 = 573,184.60 : x
  2. Step 2: Convert to fraction form
    808,214.20/1,214,945.70 = 573,184.60/x
  3. Step 3: Cross multiply
    808,214.20x = 1,214,945.70 × 573,184.60
  4. Step 4: Simplify right side
    808,214.20x = 696,388,165,076.22
  5. Step 5: Solve for x
    x = 696,388,165,076.22/808,214.20
  6. Step 6: Final answer
    x = 861,638.12

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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.