Home / 832,178.96-1,147,877.16-545,716.88

Finding the Fourth Proportional to 832,178.96, 1,147,877.16 and 545,716.88

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Solution

The fourth proportional to 832,178.96, 1,147,877.16 and 545,716.88 is: 752,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,178.96 : 1,147,877.16 = 545,716.88 : x
  2. Step 2: Convert to fraction form
    832,178.96/1,147,877.16 = 545,716.88/x
  3. Step 3: Cross multiply
    832,178.96x = 1,147,877.16 × 545,716.88
  4. Step 4: Simplify right side
    832,178.96x = 626,415,942,378.46
  5. Step 5: Solve for x
    x = 626,415,942,378.46/832,178.96
  6. Step 6: Final answer
    x = 752,741.87

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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.