Home / 941,289.36-1,298,989.35-511,569.51

Finding the Fourth Proportional to 941,289.36, 1,298,989.35 and 511,569.51

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Solution

The fourth proportional to 941,289.36, 1,298,989.35 and 511,569.51 is: 705,971.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,289.36 : 1,298,989.35 = 511,569.51 : x
  2. Step 2: Convert to fraction form
    941,289.36/1,298,989.35 = 511,569.51/x
  3. Step 3: Cross multiply
    941,289.36x = 1,298,989.35 × 511,569.51
  4. Step 4: Simplify right side
    941,289.36x = 664,523,345,274.72
  5. Step 5: Solve for x
    x = 664,523,345,274.72/941,289.36
  6. Step 6: Final answer
    x = 705,971.38

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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.