Home / 367,137.90-506,649.87-214,281.18

Finding the Fourth Proportional to 367,137.90, 506,649.87 and 214,281.18

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Solution

The fourth proportional to 367,137.90, 506,649.87 and 214,281.18 is: 295,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,137.90 : 506,649.87 = 214,281.18 : x
  2. Step 2: Convert to fraction form
    367,137.90/506,649.87 = 214,281.18/x
  3. Step 3: Cross multiply
    367,137.90x = 506,649.87 × 214,281.18
  4. Step 4: Simplify right side
    367,137.90x = 108,565,531,990.45
  5. Step 5: Solve for x
    x = 108,565,531,990.45/367,137.90
  6. Step 6: Final answer
    x = 295,707.78

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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.