Home / 469,240.30-647,554.94-254,383.75

Finding the Fourth Proportional to 469,240.30, 647,554.94 and 254,383.75

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Solution

The fourth proportional to 469,240.30, 647,554.94 and 254,383.75 is: 351,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,240.30 : 647,554.94 = 254,383.75 : x
  2. Step 2: Convert to fraction form
    469,240.30/647,554.94 = 254,383.75/x
  3. Step 3: Cross multiply
    469,240.30x = 647,554.94 × 254,383.75
  4. Step 4: Simplify right side
    469,240.30x = 164,727,453,968.23
  5. Step 5: Solve for x
    x = 164,727,453,968.23/469,240.30
  6. Step 6: Final answer
    x = 351,051.38

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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.