Home / 654,330.96-902,976.84-367,851.60

Finding the Fourth Proportional to 654,330.96, 902,976.84 and 367,851.60

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Solution

The fourth proportional to 654,330.96, 902,976.84 and 367,851.60 is: 507,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,330.96 : 902,976.84 = 367,851.60 : x
  2. Step 2: Convert to fraction form
    654,330.96/902,976.84 = 367,851.60/x
  3. Step 3: Cross multiply
    654,330.96x = 902,976.84 × 367,851.60
  4. Step 4: Simplify right side
    654,330.96x = 332,161,475,356.94
  5. Step 5: Solve for x
    x = 332,161,475,356.94/654,330.96
  6. Step 6: Final answer
    x = 507,635.27

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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.