Home / 546,749.99-754,515.46-305,032.61

Finding the Fourth Proportional to 546,749.99, 754,515.46 and 305,032.61

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Solution

The fourth proportional to 546,749.99, 754,515.46 and 305,032.61 is: 420,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,749.99 : 754,515.46 = 305,032.61 : x
  2. Step 2: Convert to fraction form
    546,749.99/754,515.46 = 305,032.61/x
  3. Step 3: Cross multiply
    546,749.99x = 754,515.46 × 305,032.61
  4. Step 4: Simplify right side
    546,749.99x = 230,151,818,478.85
  5. Step 5: Solve for x
    x = 230,151,818,478.85/546,749.99
  6. Step 6: Final answer
    x = 420,945.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.