Home / 886,920.37-1,223,949.87-479,022.10

Finding the Fourth Proportional to 886,920.37, 1,223,949.87 and 479,022.10

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Solution

The fourth proportional to 886,920.37, 1,223,949.87 and 479,022.10 is: 661,050.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,920.37 : 1,223,949.87 = 479,022.10 : x
  2. Step 2: Convert to fraction form
    886,920.37/1,223,949.87 = 479,022.10/x
  3. Step 3: Cross multiply
    886,920.37x = 1,223,949.87 × 479,022.10
  4. Step 4: Simplify right side
    886,920.37x = 586,299,037,022.13
  5. Step 5: Solve for x
    x = 586,299,037,022.13/886,920.37
  6. Step 6: Final answer
    x = 661,050.37

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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.