Home / 451,750.53-623,435.27-270,427.37

Finding the Fourth Proportional to 451,750.53, 623,435.27 and 270,427.37

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Solution

The fourth proportional to 451,750.53, 623,435.27 and 270,427.37 is: 373,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,750.53 : 623,435.27 = 270,427.37 : x
  2. Step 2: Convert to fraction form
    451,750.53/623,435.27 = 270,427.37/x
  3. Step 3: Cross multiply
    451,750.53x = 623,435.27 × 270,427.37
  4. Step 4: Simplify right side
    451,750.53x = 168,593,959,548.82
  5. Step 5: Solve for x
    x = 168,593,959,548.82/451,750.53
  6. Step 6: Final answer
    x = 373,201.47

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1.5x scale

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.