Home / 916,757.92-1,265,106.28-508,835.96

Finding the Fourth Proportional to 916,757.92, 1,265,106.28 and 508,835.96

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Solution

The fourth proportional to 916,757.92, 1,265,106.28 and 508,835.96 is: 702,182.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,757.92 : 1,265,106.28 = 508,835.96 : x
  2. Step 2: Convert to fraction form
    916,757.92/1,265,106.28 = 508,835.96/x
  3. Step 3: Cross multiply
    916,757.92x = 1,265,106.28 × 508,835.96
  4. Step 4: Simplify right side
    916,757.92x = 643,731,568,485.83
  5. Step 5: Solve for x
    x = 643,731,568,485.83/916,757.92
  6. Step 6: Final answer
    x = 702,182.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.