Home / 351,308.31-526,585.05-151,722.69

Finding the Fourth Proportional to 351,308.31, 526,585.05 and 151,722.69

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Solution

The fourth proportional to 351,308.31, 526,585.05 and 151,722.69 is: 227,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,308.31 : 526,585.05 = 151,722.69 : x
  2. Step 2: Convert to fraction form
    351,308.31/526,585.05 = 151,722.69/x
  3. Step 3: Cross multiply
    351,308.31x = 526,585.05 × 151,722.69
  4. Step 4: Simplify right side
    351,308.31x = 79,894,898,325.09
  5. Step 5: Solve for x
    x = 79,894,898,325.09/351,308.31
  6. Step 6: Final answer
    x = 227,421.03

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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.