Home / 762,811.25-1,052,726.80-504,239.67

Finding the Fourth Proportional to 762,811.25, 1,052,726.80 and 504,239.67

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Solution

The fourth proportional to 762,811.25, 1,052,726.80 and 504,239.67 is: 695,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,811.25 : 1,052,726.80 = 504,239.67 : x
  2. Step 2: Convert to fraction form
    762,811.25/1,052,726.80 = 504,239.67/x
  3. Step 3: Cross multiply
    762,811.25x = 1,052,726.80 × 504,239.67
  4. Step 4: Simplify right side
    762,811.25x = 530,826,620,516.55
  5. Step 5: Solve for x
    x = 530,826,620,516.55/762,811.25
  6. Step 6: Final answer
    x = 695,882.00

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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.