Home / 859,609.11-1,186,256.58-492,084.23

Finding the Fourth Proportional to 859,609.11, 1,186,256.58 and 492,084.23

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Solution

The fourth proportional to 859,609.11, 1,186,256.58 and 492,084.23 is: 679,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,609.11 : 1,186,256.58 = 492,084.23 : x
  2. Step 2: Convert to fraction form
    859,609.11/1,186,256.58 = 492,084.23/x
  3. Step 3: Cross multiply
    859,609.11x = 1,186,256.58 × 492,084.23
  4. Step 4: Simplify right side
    859,609.11x = 583,738,149,820.45
  5. Step 5: Solve for x
    x = 583,738,149,820.45/859,609.11
  6. Step 6: Final answer
    x = 679,073.95

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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.