Home / 627,457.16-941,302.38-206,749.64

Finding the Fourth Proportional to 627,457.16, 941,302.38 and 206,749.64

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Solution

The fourth proportional to 627,457.16, 941,302.38 and 206,749.64 is: 310,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,457.16 : 941,302.38 = 206,749.64 : x
  2. Step 2: Convert to fraction form
    627,457.16/941,302.38 = 206,749.64/x
  3. Step 3: Cross multiply
    627,457.16x = 941,302.38 × 206,749.64
  4. Step 4: Simplify right side
    627,457.16x = 194,613,928,196.14
  5. Step 5: Solve for x
    x = 194,613,928,196.14/627,457.16
  6. Step 6: Final answer
    x = 310,162.89

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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.