Home / 395,788.11-546,186.19-214,504.44

Finding the Fourth Proportional to 395,788.11, 546,186.19 and 214,504.44

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Solution

The fourth proportional to 395,788.11, 546,186.19 and 214,504.44 is: 296,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,788.11 : 546,186.19 = 214,504.44 : x
  2. Step 2: Convert to fraction form
    395,788.11/546,186.19 = 214,504.44/x
  3. Step 3: Cross multiply
    395,788.11x = 546,186.19 × 214,504.44
  4. Step 4: Simplify right side
    395,788.11x = 117,159,360,639.42
  5. Step 5: Solve for x
    x = 117,159,360,639.42/395,788.11
  6. Step 6: Final answer
    x = 296,015.36

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1.5x scale

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.