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Finding the Fourth Proportional to 483,374.69, 667,038.53 and 268,528.26

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Solution

The fourth proportional to 483,374.69, 667,038.53 and 268,528.26 is: 370,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,374.69 : 667,038.53 = 268,528.26 : x
  2. Step 2: Convert to fraction form
    483,374.69/667,038.53 = 268,528.26/x
  3. Step 3: Cross multiply
    483,374.69x = 667,038.53 × 268,528.26
  4. Step 4: Simplify right side
    483,374.69x = 179,118,694,471.22
  5. Step 5: Solve for x
    x = 179,118,694,471.22/483,374.69
  6. Step 6: Final answer
    x = 370,558.70

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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.