Home / 857,743.35-1,183,677.26-475,760.31

Finding the Fourth Proportional to 857,743.35, 1,183,677.26 and 475,760.31

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Solution

The fourth proportional to 857,743.35, 1,183,677.26 and 475,760.31 is: 656,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,743.35 : 1,183,677.26 = 475,760.31 : x
  2. Step 2: Convert to fraction form
    857,743.35/1,183,677.26 = 475,760.31/x
  3. Step 3: Cross multiply
    857,743.35x = 1,183,677.26 × 475,760.31
  4. Step 4: Simplify right side
    857,743.35x = 563,146,660,157.55
  5. Step 5: Solve for x
    x = 563,146,660,157.55/857,743.35
  6. Step 6: Final answer
    x = 656,544.48

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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.