Home / 941,176.39-1,298,822.43-511,455.60

Finding the Fourth Proportional to 941,176.39, 1,298,822.43 and 511,455.60

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Solution

The fourth proportional to 941,176.39, 1,298,822.43 and 511,455.60 is: 705,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,176.39 : 1,298,822.43 = 511,455.60 : x
  2. Step 2: Convert to fraction form
    941,176.39/1,298,822.43 = 511,455.60/x
  3. Step 3: Cross multiply
    941,176.39x = 1,298,822.43 × 511,455.60
  4. Step 4: Simplify right side
    941,176.39x = 664,289,998,735.00
  5. Step 5: Solve for x
    x = 664,289,998,735.00/941,176.39
  6. Step 6: Final answer
    x = 705,808.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.