Home / 395,325.24-545,549.15-214,037.30

Finding the Fourth Proportional to 395,325.24, 545,549.15 and 214,037.30

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Solution

The fourth proportional to 395,325.24, 545,549.15 and 214,037.30 is: 295,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,325.24 : 545,549.15 = 214,037.30 : x
  2. Step 2: Convert to fraction form
    395,325.24/545,549.15 = 214,037.30/x
  3. Step 3: Cross multiply
    395,325.24x = 545,549.15 × 214,037.30
  4. Step 4: Simplify right side
    395,325.24x = 116,767,864,890.64
  5. Step 5: Solve for x
    x = 116,767,864,890.64/395,325.24
  6. Step 6: Final answer
    x = 295,371.64

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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.