Home / 938,827.46-1,295,582.24-509,107.48

Finding the Fourth Proportional to 938,827.46, 1,295,582.24 and 509,107.48

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Solution

The fourth proportional to 938,827.46, 1,295,582.24 and 509,107.48 is: 702,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,827.46 : 1,295,582.24 = 509,107.48 : x
  2. Step 2: Convert to fraction form
    938,827.46/1,295,582.24 = 509,107.48/x
  3. Step 3: Cross multiply
    938,827.46x = 1,295,582.24 × 509,107.48
  4. Step 4: Simplify right side
    938,827.46x = 659,590,607,372.97
  5. Step 5: Solve for x
    x = 659,590,607,372.97/938,827.46
  6. Step 6: Final answer
    x = 702,568.51

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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.