Home / 989,944.88-1,366,140.33-537,235.88

Finding the Fourth Proportional to 989,944.88, 1,366,140.33 and 537,235.88

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Solution

The fourth proportional to 989,944.88, 1,366,140.33 and 537,235.88 is: 741,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,944.88 : 1,366,140.33 = 537,235.88 : x
  2. Step 2: Convert to fraction form
    989,944.88/1,366,140.33 = 537,235.88/x
  3. Step 3: Cross multiply
    989,944.88x = 1,366,140.33 × 537,235.88
  4. Step 4: Simplify right side
    989,944.88x = 733,939,595,560.34
  5. Step 5: Solve for x
    x = 733,939,595,560.34/989,944.88
  6. Step 6: Final answer
    x = 741,394.41

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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.