Home / 395,569.08-545,887.96-214,281.03

Finding the Fourth Proportional to 395,569.08, 545,887.96 and 214,281.03

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Solution

The fourth proportional to 395,569.08, 545,887.96 and 214,281.03 is: 295,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,569.08 : 545,887.96 = 214,281.03 : x
  2. Step 2: Convert to fraction form
    395,569.08/545,887.96 = 214,281.03/x
  3. Step 3: Cross multiply
    395,569.08x = 545,887.96 × 214,281.03
  4. Step 4: Simplify right side
    395,569.08x = 116,973,434,333.40
  5. Step 5: Solve for x
    x = 116,973,434,333.40/395,569.08
  6. Step 6: Final answer
    x = 295,709.25

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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.