Home / 395,582.40-545,905.37-214,294.32

Finding the Fourth Proportional to 395,582.40, 545,905.37 and 214,294.32

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Solution

The fourth proportional to 395,582.40, 545,905.37 and 214,294.32 is: 295,727.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,582.40 : 545,905.37 = 214,294.32 : x
  2. Step 2: Convert to fraction form
    395,582.40/545,905.37 = 214,294.32/x
  3. Step 3: Cross multiply
    395,582.40x = 545,905.37 × 214,294.32
  4. Step 4: Simplify right side
    395,582.40x = 116,984,420,048.50
  5. Step 5: Solve for x
    x = 116,984,420,048.50/395,582.40
  6. Step 6: Final answer
    x = 295,727.06

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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.