Home / 956,394.92-1,317,580.07-665,506.23

Finding the Fourth Proportional to 956,394.92, 1,317,580.07 and 665,506.23

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Solution

The fourth proportional to 956,394.92, 1,317,580.07 and 665,506.23 is: 916,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,394.92 : 1,317,580.07 = 665,506.23 : x
  2. Step 2: Convert to fraction form
    956,394.92/1,317,580.07 = 665,506.23/x
  3. Step 3: Cross multiply
    956,394.92x = 1,317,580.07 × 665,506.23
  4. Step 4: Simplify right side
    956,394.92x = 876,857,741,781.31
  5. Step 5: Solve for x
    x = 876,857,741,781.31/956,394.92
  6. Step 6: Final answer
    x = 916,836.47

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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.