Home / 400,203.24-599,638.36-281,625.52

Finding the Fourth Proportional to 400,203.24, 599,638.36 and 281,625.52

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Solution

The fourth proportional to 400,203.24, 599,638.36 and 281,625.52 is: 421,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,203.24 : 599,638.36 = 281,625.52 : x
  2. Step 2: Convert to fraction form
    400,203.24/599,638.36 = 281,625.52/x
  3. Step 3: Cross multiply
    400,203.24x = 599,638.36 × 281,625.52
  4. Step 4: Simplify right side
    400,203.24x = 168,873,464,946.95
  5. Step 5: Solve for x
    x = 168,873,464,946.95/400,203.24
  6. Step 6: Final answer
    x = 421,969.26

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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.