Home / 1,084,684.77-1,626,370.85-485,534.25

Finding the Fourth Proportional to 1,084,684.77, 1,626,370.85 and 485,534.25

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Solution

The fourth proportional to 1,084,684.77, 1,626,370.85 and 485,534.25 is: 728,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,684.77 : 1,626,370.85 = 485,534.25 : x
  2. Step 2: Convert to fraction form
    1,084,684.77/1,626,370.85 = 485,534.25/x
  3. Step 3: Cross multiply
    1,084,684.77x = 1,626,370.85 × 485,534.25
  4. Step 4: Simplify right side
    1,084,684.77x = 789,658,752,090.45
  5. Step 5: Solve for x
    x = 789,658,752,090.45/1,084,684.77
  6. Step 6: Final answer
    x = 728,007.60

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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.