Home / 451,914.84-623,661.96-270,656.28

Finding the Fourth Proportional to 451,914.84, 623,661.96 and 270,656.28

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Solution

The fourth proportional to 451,914.84, 623,661.96 and 270,656.28 is: 373,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,914.84 : 623,661.96 = 270,656.28 : x
  2. Step 2: Convert to fraction form
    451,914.84/623,661.96 = 270,656.28/x
  3. Step 3: Cross multiply
    451,914.84x = 623,661.96 × 270,656.28
  4. Step 4: Simplify right side
    451,914.84x = 168,798,026,071.11
  5. Step 5: Solve for x
    x = 168,798,026,071.11/451,914.84
  6. Step 6: Final answer
    x = 373,517.33

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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.