Home / 386,177.88-532,938.42-214,085.58

Finding the Fourth Proportional to 386,177.88, 532,938.42 and 214,085.58

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Solution

The fourth proportional to 386,177.88, 532,938.42 and 214,085.58 is: 295,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,177.88 : 532,938.42 = 214,085.58 : x
  2. Step 2: Convert to fraction form
    386,177.88/532,938.42 = 214,085.58/x
  3. Step 3: Cross multiply
    386,177.88x = 532,938.42 × 214,085.58
  4. Step 4: Simplify right side
    386,177.88x = 114,094,431,749.24
  5. Step 5: Solve for x
    x = 114,094,431,749.24/386,177.88
  6. Step 6: Final answer
    x = 295,445.28

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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.