Home / 857,744.97-1,183,679.51-475,761.93

Finding the Fourth Proportional to 857,744.97, 1,183,679.51 and 475,761.93

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Solution

The fourth proportional to 857,744.97, 1,183,679.51 and 475,761.93 is: 656,546.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,744.97 : 1,183,679.51 = 475,761.93 : x
  2. Step 2: Convert to fraction form
    857,744.97/1,183,679.51 = 475,761.93/x
  3. Step 3: Cross multiply
    857,744.97x = 1,183,679.51 × 475,761.93
  4. Step 4: Simplify right side
    857,744.97x = 563,149,645,800.25
  5. Step 5: Solve for x
    x = 563,149,645,800.25/857,744.97
  6. Step 6: Final answer
    x = 656,546.72

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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.