Home / 1,085,228.54-1,628,076.12-365,641.75

Finding the Fourth Proportional to 1,085,228.54, 1,628,076.12 and 365,641.75

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Solution

The fourth proportional to 1,085,228.54, 1,628,076.12 and 365,641.75 is: 548,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,228.54 : 1,628,076.12 = 365,641.75 : x
  2. Step 2: Convert to fraction form
    1,085,228.54/1,628,076.12 = 365,641.75/x
  3. Step 3: Cross multiply
    1,085,228.54x = 1,628,076.12 × 365,641.75
  4. Step 4: Simplify right side
    1,085,228.54x = 595,292,601,650.01
  5. Step 5: Solve for x
    x = 595,292,601,650.01/1,085,228.54
  6. Step 6: Final answer
    x = 548,541.23

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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.