Home / 941,131.93-1,298,761.07-511,411.03

Finding the Fourth Proportional to 941,131.93, 1,298,761.07 and 511,411.03

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Solution

The fourth proportional to 941,131.93, 1,298,761.07 and 511,411.03 is: 705,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,131.93 : 1,298,761.07 = 511,411.03 : x
  2. Step 2: Convert to fraction form
    941,131.93/1,298,761.07 = 511,411.03/x
  3. Step 3: Cross multiply
    941,131.93x = 1,298,761.07 × 511,411.03
  4. Step 4: Simplify right side
    941,131.93x = 664,200,733,975.55
  5. Step 5: Solve for x
    x = 664,200,733,975.55/941,131.93
  6. Step 6: Final answer
    x = 705,746.68

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1.5x scale

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.