Home / 839,179.44-1,258,638.45-460,286.58

Finding the Fourth Proportional to 839,179.44, 1,258,638.45 and 460,286.58

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Solution

The fourth proportional to 839,179.44, 1,258,638.45 and 460,286.58 is: 690,358.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,179.44 : 1,258,638.45 = 460,286.58 : x
  2. Step 2: Convert to fraction form
    839,179.44/1,258,638.45 = 460,286.58/x
  3. Step 3: Cross multiply
    839,179.44x = 1,258,638.45 × 460,286.58
  4. Step 4: Simplify right side
    839,179.44x = 579,334,387,607.00
  5. Step 5: Solve for x
    x = 579,334,387,607.00/839,179.44
  6. Step 6: Final answer
    x = 690,358.18

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1.5x scale

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.