Home / 941,629.16-1,299,473.88-511,938.20

Finding the Fourth Proportional to 941,629.16, 1,299,473.88 and 511,938.20

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Solution

The fourth proportional to 941,629.16, 1,299,473.88 and 511,938.20 is: 706,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,629.16 : 1,299,473.88 = 511,938.20 : x
  2. Step 2: Convert to fraction form
    941,629.16/1,299,473.88 = 511,938.20/x
  3. Step 3: Cross multiply
    941,629.16x = 1,299,473.88 × 511,938.20
  4. Step 4: Simplify right side
    941,629.16x = 665,250,319,074.22
  5. Step 5: Solve for x
    x = 665,250,319,074.22/941,629.16
  6. Step 6: Final answer
    x = 706,488.66

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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.