Home / 794,619.23-1,191,902.10-345,340.15

Finding the Fourth Proportional to 794,619.23, 1,191,902.10 and 345,340.15

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Solution

The fourth proportional to 794,619.23, 1,191,902.10 and 345,340.15 is: 517,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,619.23 : 1,191,902.10 = 345,340.15 : x
  2. Step 2: Convert to fraction form
    794,619.23/1,191,902.10 = 345,340.15/x
  3. Step 3: Cross multiply
    794,619.23x = 1,191,902.10 × 345,340.15
  4. Step 4: Simplify right side
    794,619.23x = 411,611,649,999.32
  5. Step 5: Solve for x
    x = 411,611,649,999.32/794,619.23
  6. Step 6: Final answer
    x = 517,998.60

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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.