Home / 301,835.40-453,627.90-263,344.20

Finding the Fourth Proportional to 301,835.40, 453,627.90 and 263,344.20

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Solution

The fourth proportional to 301,835.40, 453,627.90 and 263,344.20 is: 395,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,835.40 : 453,627.90 = 263,344.20 : x
  2. Step 2: Convert to fraction form
    301,835.40/453,627.90 = 263,344.20/x
  3. Step 3: Cross multiply
    301,835.40x = 453,627.90 × 263,344.20
  4. Step 4: Simplify right side
    301,835.40x = 119,460,276,423.18
  5. Step 5: Solve for x
    x = 119,460,276,423.18/301,835.40
  6. Step 6: Final answer
    x = 395,779.54

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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.