Home / 857,651.09-1,183,528.26-475,713.41

Finding the Fourth Proportional to 857,651.09, 1,183,528.26 and 475,713.41

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Solution

The fourth proportional to 857,651.09, 1,183,528.26 and 475,713.41 is: 656,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,651.09 : 1,183,528.26 = 475,713.41 : x
  2. Step 2: Convert to fraction form
    857,651.09/1,183,528.26 = 475,713.41/x
  3. Step 3: Cross multiply
    857,651.09x = 1,183,528.26 × 475,713.41
  4. Step 4: Simplify right side
    857,651.09x = 563,020,258,478.33
  5. Step 5: Solve for x
    x = 563,020,258,478.33/857,651.09
  6. Step 6: Final answer
    x = 656,467.73

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Double scale
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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.