Home / 395,444.05-545,710.06-214,151.83

Finding the Fourth Proportional to 395,444.05, 545,710.06 and 214,151.83

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Solution

The fourth proportional to 395,444.05, 545,710.06 and 214,151.83 is: 295,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,444.05 : 545,710.06 = 214,151.83 : x
  2. Step 2: Convert to fraction form
    395,444.05/545,710.06 = 214,151.83/x
  3. Step 3: Cross multiply
    395,444.05x = 545,710.06 × 214,151.83
  4. Step 4: Simplify right side
    395,444.05x = 116,864,804,734.48
  5. Step 5: Solve for x
    x = 116,864,804,734.48/395,444.05
  6. Step 6: Final answer
    x = 295,528.04

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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.