Home / 941,292.36-1,298,993.49-511,572.51

Finding the Fourth Proportional to 941,292.36, 1,298,993.49 and 511,572.51

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Solution

The fourth proportional to 941,292.36, 1,298,993.49 and 511,572.51 is: 705,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,292.36 : 1,298,993.49 = 511,572.51 : x
  2. Step 2: Convert to fraction form
    941,292.36/1,298,993.49 = 511,572.51/x
  3. Step 3: Cross multiply
    941,292.36x = 1,298,993.49 × 511,572.51
  4. Step 4: Simplify right side
    941,292.36x = 664,529,360,152.96
  5. Step 5: Solve for x
    x = 664,529,360,152.96/941,292.36
  6. Step 6: Final answer
    x = 705,975.52

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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.