Home / 933,713.60-1,400,570.40-259,793.60

Finding the Fourth Proportional to 933,713.60, 1,400,570.40 and 259,793.60

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Solution

The fourth proportional to 933,713.60, 1,400,570.40 and 259,793.60 is: 389,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,713.60 : 1,400,570.40 = 259,793.60 : x
  2. Step 2: Convert to fraction form
    933,713.60/1,400,570.40 = 259,793.60/x
  3. Step 3: Cross multiply
    933,713.60x = 1,400,570.40 × 259,793.60
  4. Step 4: Simplify right side
    933,713.60x = 363,859,226,269.44
  5. Step 5: Solve for x
    x = 363,859,226,269.44/933,713.60
  6. Step 6: Final answer
    x = 389,690.40

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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.