Home / 798,464.36-1,101,883.32-511,985.60

Finding the Fourth Proportional to 798,464.36, 1,101,883.32 and 511,985.60

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Solution

The fourth proportional to 798,464.36, 1,101,883.32 and 511,985.60 is: 706,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,464.36 : 1,101,883.32 = 511,985.60 : x
  2. Step 2: Convert to fraction form
    798,464.36/1,101,883.32 = 511,985.60/x
  3. Step 3: Cross multiply
    798,464.36x = 1,101,883.32 × 511,985.60
  4. Step 4: Simplify right side
    798,464.36x = 564,148,392,720.19
  5. Step 5: Solve for x
    x = 564,148,392,720.19/798,464.36
  6. Step 6: Final answer
    x = 706,541.73

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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.