Home / 914,314.77-1,261,481.45-591,513.57

Finding the Fourth Proportional to 914,314.77, 1,261,481.45 and 591,513.57

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Solution

The fourth proportional to 914,314.77, 1,261,481.45 and 591,513.57 is: 816,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,314.77 : 1,261,481.45 = 591,513.57 : x
  2. Step 2: Convert to fraction form
    914,314.77/1,261,481.45 = 591,513.57/x
  3. Step 3: Cross multiply
    914,314.77x = 1,261,481.45 × 591,513.57
  4. Step 4: Simplify right side
    914,314.77x = 746,183,393,020.71
  5. Step 5: Solve for x
    x = 746,183,393,020.71/914,314.77
  6. Step 6: Final answer
    x = 816,112.15

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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.