Home / 698,850.80-1,048,276.20-325,602.80

Finding the Fourth Proportional to 698,850.80, 1,048,276.20 and 325,602.80

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Solution

The fourth proportional to 698,850.80, 1,048,276.20 and 325,602.80 is: 488,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,850.80 : 1,048,276.20 = 325,602.80 : x
  2. Step 2: Convert to fraction form
    698,850.80/1,048,276.20 = 325,602.80/x
  3. Step 3: Cross multiply
    698,850.80x = 1,048,276.20 × 325,602.80
  4. Step 4: Simplify right side
    698,850.80x = 341,321,665,893.36
  5. Step 5: Solve for x
    x = 341,321,665,893.36/698,850.80
  6. Step 6: Final answer
    x = 488,404.20

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Similar ratio
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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.