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Finding the Fourth Proportional to 544,012.58, 750,504.53 and 339,708.81

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Solution

The fourth proportional to 544,012.58, 750,504.53 and 339,708.81 is: 468,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,012.58 : 750,504.53 = 339,708.81 : x
  2. Step 2: Convert to fraction form
    544,012.58/750,504.53 = 339,708.81/x
  3. Step 3: Cross multiply
    544,012.58x = 750,504.53 × 339,708.81
  4. Step 4: Simplify right side
    544,012.58x = 254,952,999,087.37
  5. Step 5: Solve for x
    x = 254,952,999,087.37/544,012.58
  6. Step 6: Final answer
    x = 468,652.77

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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.