Home / 913,452.20-1,280,932.60-913,452.20

Finding the Fourth Proportional to 913,452.20, 1,280,932.60 and 913,452.20

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Solution

The fourth proportional to 913,452.20, 1,280,932.60 and 913,452.20 is: 1,280,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,452.20 : 1,280,932.60 = 913,452.20 : x
  2. Step 2: Convert to fraction form
    913,452.20/1,280,932.60 = 913,452.20/x
  3. Step 3: Cross multiply
    913,452.20x = 1,280,932.60 × 913,452.20
  4. Step 4: Simplify right side
    913,452.20x = 1,170,070,701,521.72
  5. Step 5: Solve for x
    x = 1,170,070,701,521.72/913,452.20
  6. Step 6: Final answer
    x = 1,280,932.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.