Home / 782,556.06-1,173,492.27-276,949.07

Finding the Fourth Proportional to 782,556.06, 1,173,492.27 and 276,949.07

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Solution

The fourth proportional to 782,556.06, 1,173,492.27 and 276,949.07 is: 415,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,556.06 : 1,173,492.27 = 276,949.07 : x
  2. Step 2: Convert to fraction form
    782,556.06/1,173,492.27 = 276,949.07/x
  3. Step 3: Cross multiply
    782,556.06x = 1,173,492.27 × 276,949.07
  4. Step 4: Simplify right side
    782,556.06x = 324,997,592,828.69
  5. Step 5: Solve for x
    x = 324,997,592,828.69/782,556.06
  6. Step 6: Final answer
    x = 415,302.63

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1.5x scale

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.