Home / 902,606.56-1,353,909.84-459,685.60

Finding the Fourth Proportional to 902,606.56, 1,353,909.84 and 459,685.60

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Solution

The fourth proportional to 902,606.56, 1,353,909.84 and 459,685.60 is: 689,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,606.56 : 1,353,909.84 = 459,685.60 : x
  2. Step 2: Convert to fraction form
    902,606.56/1,353,909.84 = 459,685.60/x
  3. Step 3: Cross multiply
    902,606.56x = 1,353,909.84 × 459,685.60
  4. Step 4: Simplify right side
    902,606.56x = 622,372,857,146.30
  5. Step 5: Solve for x
    x = 622,372,857,146.30/902,606.56
  6. Step 6: Final answer
    x = 689,528.40

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Double scale
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Similar ratio
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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.