Home / 667,483.07-1,000,524.76-312,197.63

Finding the Fourth Proportional to 667,483.07, 1,000,524.76 and 312,197.63

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Solution

The fourth proportional to 667,483.07, 1,000,524.76 and 312,197.63 is: 467,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,483.07 : 1,000,524.76 = 312,197.63 : x
  2. Step 2: Convert to fraction form
    667,483.07/1,000,524.76 = 312,197.63/x
  3. Step 3: Cross multiply
    667,483.07x = 1,000,524.76 × 312,197.63
  4. Step 4: Simplify right side
    667,483.07x = 312,361,453,045.20
  5. Step 5: Solve for x
    x = 312,361,453,045.20/667,483.07
  6. Step 6: Final answer
    x = 467,969.11

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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.