Home / 823,725-1,236,460.93-729,566.44

Finding the Fourth Proportional to 823,725, 1,236,460.93 and 729,566.44

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Solution

The fourth proportional to 823,725, 1,236,460.93 and 729,566.44 is: 1,095,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,725 : 1,236,460.93 = 729,566.44 : x
  2. Step 2: Convert to fraction form
    823,725/1,236,460.93 = 729,566.44/x
  3. Step 3: Cross multiply
    823,725x = 1,236,460.93 × 729,566.44
  4. Step 4: Simplify right side
    823,725x = 902,080,393,984.12
  5. Step 5: Solve for x
    x = 902,080,393,984.12/823,725
  6. Step 6: Final answer
    x = 1,095,123.24

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1.5x scale

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.