Home / 395,606.02-545,935.58-214,322.48

Finding the Fourth Proportional to 395,606.02, 545,935.58 and 214,322.48

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Solution

The fourth proportional to 395,606.02, 545,935.58 and 214,322.48 is: 295,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,606.02 : 545,935.58 = 214,322.48 : x
  2. Step 2: Convert to fraction form
    395,606.02/545,935.58 = 214,322.48/x
  3. Step 3: Cross multiply
    395,606.02x = 545,935.58 × 214,322.48
  4. Step 4: Simplify right side
    395,606.02x = 117,006,263,624.55
  5. Step 5: Solve for x
    x = 117,006,263,624.55/395,606.02
  6. Step 6: Final answer
    x = 295,764.62

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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.