Home / 722,583.77-1,084,117.62-236,288.34

Finding the Fourth Proportional to 722,583.77, 1,084,117.62 and 236,288.34

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Solution

The fourth proportional to 722,583.77, 1,084,117.62 and 236,288.34 is: 354,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,583.77 : 1,084,117.62 = 236,288.34 : x
  2. Step 2: Convert to fraction form
    722,583.77/1,084,117.62 = 236,288.34/x
  3. Step 3: Cross multiply
    722,583.77x = 1,084,117.62 × 236,288.34
  4. Step 4: Simplify right side
    722,583.77x = 256,164,352,794.55
  5. Step 5: Solve for x
    x = 256,164,352,794.55/722,583.77
  6. Step 6: Final answer
    x = 354,511.63

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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.