Home / 857,573.20-1,183,523.70-475,723

Finding the Fourth Proportional to 857,573.20, 1,183,523.70 and 475,723

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Solution

The fourth proportional to 857,573.20, 1,183,523.70 and 475,723 is: 656,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,573.20 : 1,183,523.70 = 475,723 : x
  2. Step 2: Convert to fraction form
    857,573.20/1,183,523.70 = 475,723/x
  3. Step 3: Cross multiply
    857,573.20x = 1,183,523.70 × 475,723
  4. Step 4: Simplify right side
    857,573.20x = 563,029,445,135.10
  5. Step 5: Solve for x
    x = 563,029,445,135.10/857,573.20
  6. Step 6: Final answer
    x = 656,538.06

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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.