Home / 928,173.05-1,392,393.09-352,008.44

Finding the Fourth Proportional to 928,173.05, 1,392,393.09 and 352,008.44

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Solution

The fourth proportional to 928,173.05, 1,392,393.09 and 352,008.44 is: 528,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,173.05 : 1,392,393.09 = 352,008.44 : x
  2. Step 2: Convert to fraction form
    928,173.05/1,392,393.09 = 352,008.44/x
  3. Step 3: Cross multiply
    928,173.05x = 1,392,393.09 × 352,008.44
  4. Step 4: Simplify right side
    928,173.05x = 490,134,119,477.68
  5. Step 5: Solve for x
    x = 490,134,119,477.68/928,173.05
  6. Step 6: Final answer
    x = 528,063.30

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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.