Home / 809,256.62-1,116,774.23-446,680.58

Finding the Fourth Proportional to 809,256.62, 1,116,774.23 and 446,680.58

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Solution

The fourth proportional to 809,256.62, 1,116,774.23 and 446,680.58 is: 616,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,256.62 : 1,116,774.23 = 446,680.58 : x
  2. Step 2: Convert to fraction form
    809,256.62/1,116,774.23 = 446,680.58/x
  3. Step 3: Cross multiply
    809,256.62x = 1,116,774.23 × 446,680.58
  4. Step 4: Simplify right side
    809,256.62x = 498,841,361,762.61
  5. Step 5: Solve for x
    x = 498,841,361,762.61/809,256.62
  6. Step 6: Final answer
    x = 616,419.25

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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.