Home / 550,262.00-759,039.03-345,989.18

Finding the Fourth Proportional to 550,262.00, 759,039.03 and 345,989.18

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Solution

The fourth proportional to 550,262.00, 759,039.03 and 345,989.18 is: 477,262.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,262.00 : 759,039.03 = 345,989.18 : x
  2. Step 2: Convert to fraction form
    550,262.00/759,039.03 = 345,989.18/x
  3. Step 3: Cross multiply
    550,262.00x = 759,039.03 × 345,989.18
  4. Step 4: Simplify right side
    550,262.00x = 262,619,287,782.50
  5. Step 5: Solve for x
    x = 262,619,287,782.50/550,262.00
  6. Step 6: Final answer
    x = 477,262.27

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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.