Home / 558,683.39-771,066.09-329,167.31

Finding the Fourth Proportional to 558,683.39, 771,066.09 and 329,167.31

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Solution

The fourth proportional to 558,683.39, 771,066.09 and 329,167.31 is: 454,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,683.39 : 771,066.09 = 329,167.31 : x
  2. Step 2: Convert to fraction form
    558,683.39/771,066.09 = 329,167.31/x
  3. Step 3: Cross multiply
    558,683.39x = 771,066.09 × 329,167.31
  4. Step 4: Simplify right side
    558,683.39x = 253,809,746,822.19
  5. Step 5: Solve for x
    x = 253,809,746,822.19/558,683.39
  6. Step 6: Final answer
    x = 454,299.79

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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.