Home / 857,902.62-1,183,907.01-475,929.39

Finding the Fourth Proportional to 857,902.62, 1,183,907.01 and 475,929.39

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Solution

The fourth proportional to 857,902.62, 1,183,907.01 and 475,929.39 is: 656,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,902.62 : 1,183,907.01 = 475,929.39 : x
  2. Step 2: Convert to fraction form
    857,902.62/1,183,907.01 = 475,929.39/x
  3. Step 3: Cross multiply
    857,902.62x = 1,183,907.01 × 475,929.39
  4. Step 4: Simplify right side
    857,902.62x = 563,456,141,086.02
  5. Step 5: Solve for x
    x = 563,456,141,086.02/857,902.62
  6. Step 6: Final answer
    x = 656,783.33

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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.