Home / 834,483.07-1,251,880.44-379,106.28

Finding the Fourth Proportional to 834,483.07, 1,251,880.44 and 379,106.28

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Solution

The fourth proportional to 834,483.07, 1,251,880.44 and 379,106.28 is: 568,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,483.07 : 1,251,880.44 = 379,106.28 : x
  2. Step 2: Convert to fraction form
    834,483.07/1,251,880.44 = 379,106.28/x
  3. Step 3: Cross multiply
    834,483.07x = 1,251,880.44 × 379,106.28
  4. Step 4: Simplify right side
    834,483.07x = 474,595,735,191.52
  5. Step 5: Solve for x
    x = 474,595,735,191.52/834,483.07
  6. Step 6: Final answer
    x = 568,730.21

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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.