Home / 989,892.60-1,366,043.80-537,183.60

Finding the Fourth Proportional to 989,892.60, 1,366,043.80 and 537,183.60

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Solution

The fourth proportional to 989,892.60, 1,366,043.80 and 537,183.60 is: 741,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,892.60 : 1,366,043.80 = 537,183.60 : x
  2. Step 2: Convert to fraction form
    989,892.60/1,366,043.80 = 537,183.60/x
  3. Step 3: Cross multiply
    989,892.60x = 1,366,043.80 × 537,183.60
  4. Step 4: Simplify right side
    989,892.60x = 733,816,326,241.68
  5. Step 5: Solve for x
    x = 733,816,326,241.68/989,892.60
  6. Step 6: Final answer
    x = 741,309.03

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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.