Home / 946,078.20-1,419,117.30-496,625.40

Finding the Fourth Proportional to 946,078.20, 1,419,117.30 and 496,625.40

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Solution

The fourth proportional to 946,078.20, 1,419,117.30 and 496,625.40 is: 744,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,078.20 : 1,419,117.30 = 496,625.40 : x
  2. Step 2: Convert to fraction form
    946,078.20/1,419,117.30 = 496,625.40/x
  3. Step 3: Cross multiply
    946,078.20x = 1,419,117.30 × 496,625.40
  4. Step 4: Simplify right side
    946,078.20x = 704,769,696,759.42
  5. Step 5: Solve for x
    x = 704,769,696,759.42/946,078.20
  6. Step 6: Final answer
    x = 744,938.10

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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.