Home / 881,597.64-1,322,291.34-521,983.56

Finding the Fourth Proportional to 881,597.64, 1,322,291.34 and 521,983.56

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Solution

The fourth proportional to 881,597.64, 1,322,291.34 and 521,983.56 is: 782,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,597.64 : 1,322,291.34 = 521,983.56 : x
  2. Step 2: Convert to fraction form
    881,597.64/1,322,291.34 = 521,983.56/x
  3. Step 3: Cross multiply
    881,597.64x = 1,322,291.34 × 521,983.56
  4. Step 4: Simplify right side
    881,597.64x = 690,214,341,010.37
  5. Step 5: Solve for x
    x = 690,214,341,010.37/881,597.64
  6. Step 6: Final answer
    x = 782,913.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.