Home / 989,977.93-1,366,170.24-537,268.93

Finding the Fourth Proportional to 989,977.93, 1,366,170.24 and 537,268.93

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Solution

The fourth proportional to 989,977.93, 1,366,170.24 and 537,268.93 is: 741,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,977.93 : 1,366,170.24 = 537,268.93 : x
  2. Step 2: Convert to fraction form
    989,977.93/1,366,170.24 = 537,268.93/x
  3. Step 3: Cross multiply
    989,977.93x = 1,366,170.24 × 537,268.93
  4. Step 4: Simplify right side
    989,977.93x = 734,000,823,042.64
  5. Step 5: Solve for x
    x = 734,000,823,042.64/989,977.93
  6. Step 6: Final answer
    x = 741,431.50

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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.