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Finding the Fourth Proportional to 357,483.75, 536,299.47 and 104,772.53

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Solution

The fourth proportional to 357,483.75, 536,299.47 and 104,772.53 is: 157,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,483.75 : 536,299.47 = 104,772.53 : x
  2. Step 2: Convert to fraction form
    357,483.75/536,299.47 = 104,772.53/x
  3. Step 3: Cross multiply
    357,483.75x = 536,299.47 × 104,772.53
  4. Step 4: Simplify right side
    357,483.75x = 56,189,449,628.06
  5. Step 5: Solve for x
    x = 56,189,449,628.06/357,483.75
  6. Step 6: Final answer
    x = 157,180.43

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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.