Home / 628,028.20-942,053.10-178,760.62

Finding the Fourth Proportional to 628,028.20, 942,053.10 and 178,760.62

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Solution

The fourth proportional to 628,028.20, 942,053.10 and 178,760.62 is: 268,144.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,028.20 : 942,053.10 = 178,760.62 : x
  2. Step 2: Convert to fraction form
    628,028.20/942,053.10 = 178,760.62/x
  3. Step 3: Cross multiply
    628,028.20x = 942,053.10 × 178,760.62
  4. Step 4: Simplify right side
    628,028.20x = 168,401,996,228.92
  5. Step 5: Solve for x
    x = 168,401,996,228.92/628,028.20
  6. Step 6: Final answer
    x = 268,144.00

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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.