Home / 859,033.20-1,185,433.34-477,084.59

Finding the Fourth Proportional to 859,033.20, 1,185,433.34 and 477,084.59

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Solution

The fourth proportional to 859,033.20, 1,185,433.34 and 477,084.59 is: 658,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,033.20 : 1,185,433.34 = 477,084.59 : x
  2. Step 2: Convert to fraction form
    859,033.20/1,185,433.34 = 477,084.59/x
  3. Step 3: Cross multiply
    859,033.20x = 1,185,433.34 × 477,084.59
  4. Step 4: Simplify right side
    859,033.20x = 565,551,970,673.64
  5. Step 5: Solve for x
    x = 565,551,970,673.64/859,033.20
  6. Step 6: Final answer
    x = 658,358.69

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Double scale
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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.