Home / 996,483.60-1,494,725.40-821,523.60

Finding the Fourth Proportional to 996,483.60, 1,494,725.40 and 821,523.60

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Solution

The fourth proportional to 996,483.60, 1,494,725.40 and 821,523.60 is: 1,232,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,483.60 : 1,494,725.40 = 821,523.60 : x
  2. Step 2: Convert to fraction form
    996,483.60/1,494,725.40 = 821,523.60/x
  3. Step 3: Cross multiply
    996,483.60x = 1,494,725.40 × 821,523.60
  4. Step 4: Simplify right side
    996,483.60x = 1,227,952,191,619.44
  5. Step 5: Solve for x
    x = 1,227,952,191,619.44/996,483.60
  6. Step 6: Final answer
    x = 1,232,285.40

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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.