Home / 395,096.96-591,955.68-328,962.56

Finding the Fourth Proportional to 395,096.96, 591,955.68 and 328,962.56

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Solution

The fourth proportional to 395,096.96, 591,955.68 and 328,962.56 is: 492,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,096.96 : 591,955.68 = 328,962.56 : x
  2. Step 2: Convert to fraction form
    395,096.96/591,955.68 = 328,962.56/x
  3. Step 3: Cross multiply
    395,096.96x = 591,955.68 × 328,962.56
  4. Step 4: Simplify right side
    395,096.96x = 194,731,255,899.34
  5. Step 5: Solve for x
    x = 194,731,255,899.34/395,096.96
  6. Step 6: Final answer
    x = 492,869.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.