Home / 857,933.22-1,183,947.80-475,962.72

Finding the Fourth Proportional to 857,933.22, 1,183,947.80 and 475,962.72

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Solution

The fourth proportional to 857,933.22, 1,183,947.80 and 475,962.72 is: 656,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,933.22 : 1,183,947.80 = 475,962.72 : x
  2. Step 2: Convert to fraction form
    857,933.22/1,183,947.80 = 475,962.72/x
  3. Step 3: Cross multiply
    857,933.22x = 1,183,947.80 × 475,962.72
  4. Step 4: Simplify right side
    857,933.22x = 563,515,015,226.02
  5. Step 5: Solve for x
    x = 563,515,015,226.02/857,933.22
  6. Step 6: Final answer
    x = 656,828.53

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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.