Home / 928,544.20-1,280,919.40-606,442.84

Finding the Fourth Proportional to 928,544.20, 1,280,919.40 and 606,442.84

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Solution

The fourth proportional to 928,544.20, 1,280,919.40 and 606,442.84 is: 836,583.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,544.20 : 1,280,919.40 = 606,442.84 : x
  2. Step 2: Convert to fraction form
    928,544.20/1,280,919.40 = 606,442.84/x
  3. Step 3: Cross multiply
    928,544.20x = 1,280,919.40 × 606,442.84
  4. Step 4: Simplify right side
    928,544.20x = 776,804,389,310.29
  5. Step 5: Solve for x
    x = 776,804,389,310.29/928,544.20
  6. Step 6: Final answer
    x = 836,583.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.