Home / 456,496.09-684,982.91-186,824.41

Finding the Fourth Proportional to 456,496.09, 684,982.91 and 186,824.41

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Solution

The fourth proportional to 456,496.09, 684,982.91 and 186,824.41 is: 280,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,496.09 : 684,982.91 = 186,824.41 : x
  2. Step 2: Convert to fraction form
    456,496.09/684,982.91 = 186,824.41/x
  3. Step 3: Cross multiply
    456,496.09x = 684,982.91 × 186,824.41
  4. Step 4: Simplify right side
    456,496.09x = 127,971,526,775.44
  5. Step 5: Solve for x
    x = 127,971,526,775.44/456,496.09
  6. Step 6: Final answer
    x = 280,334.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.