Home / 1,512,256.37-2,268,384.57-447,215.49

Finding the Fourth Proportional to 1,512,256.37, 2,268,384.57 and 447,215.49

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Solution

The fourth proportional to 1,512,256.37, 2,268,384.57 and 447,215.49 is: 670,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,256.37 : 2,268,384.57 = 447,215.49 : x
  2. Step 2: Convert to fraction form
    1,512,256.37/2,268,384.57 = 447,215.49/x
  3. Step 3: Cross multiply
    1,512,256.37x = 2,268,384.57 × 447,215.49
  4. Step 4: Simplify right side
    1,512,256.37x = 1,014,456,716,980.99
  5. Step 5: Solve for x
    x = 1,014,456,716,980.99/1,512,256.37
  6. Step 6: Final answer
    x = 670,823.24

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Double scale
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Similar ratio
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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.