Home / 809,258.62-1,116,776.99-446,682.58

Finding the Fourth Proportional to 809,258.62, 1,116,776.99 and 446,682.58

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Solution

The fourth proportional to 809,258.62, 1,116,776.99 and 446,682.58 is: 616,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,258.62 : 1,116,776.99 = 446,682.58 : x
  2. Step 2: Convert to fraction form
    809,258.62/1,116,776.99 = 446,682.58/x
  3. Step 3: Cross multiply
    809,258.62x = 1,116,776.99 × 446,682.58
  4. Step 4: Simplify right side
    809,258.62x = 498,844,827,177.83
  5. Step 5: Solve for x
    x = 498,844,827,177.83/809,258.62
  6. Step 6: Final answer
    x = 616,422.01

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1.5x scale

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.