Home / 834,366.70-1,151,419.35-471,790.54

Finding the Fourth Proportional to 834,366.70, 1,151,419.35 and 471,790.54

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Solution

The fourth proportional to 834,366.70, 1,151,419.35 and 471,790.54 is: 651,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,366.70 : 1,151,419.35 = 471,790.54 : x
  2. Step 2: Convert to fraction form
    834,366.70/1,151,419.35 = 471,790.54/x
  3. Step 3: Cross multiply
    834,366.70x = 1,151,419.35 × 471,790.54
  4. Step 4: Simplify right side
    834,366.70x = 543,228,756,902.95
  5. Step 5: Solve for x
    x = 543,228,756,902.95/834,366.70
  6. Step 6: Final answer
    x = 651,067.16

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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.