Home / 876,945.73-1,315,455.18-277,893.64

Finding the Fourth Proportional to 876,945.73, 1,315,455.18 and 277,893.64

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Solution

The fourth proportional to 876,945.73, 1,315,455.18 and 277,893.64 is: 416,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,945.73 : 1,315,455.18 = 277,893.64 : x
  2. Step 2: Convert to fraction form
    876,945.73/1,315,455.18 = 277,893.64/x
  3. Step 3: Cross multiply
    876,945.73x = 1,315,455.18 × 277,893.64
  4. Step 4: Simplify right side
    876,945.73x = 365,556,628,227.06
  5. Step 5: Solve for x
    x = 365,556,628,227.06/876,945.73
  6. Step 6: Final answer
    x = 416,852.05

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Double scale
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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.