Home / 763,069.88-1,052,846.70-423,453.08

Finding the Fourth Proportional to 763,069.88, 1,052,846.70 and 423,453.08

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Solution

The fourth proportional to 763,069.88, 1,052,846.70 and 423,453.08 is: 584,259.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,069.88 : 1,052,846.70 = 423,453.08 : x
  2. Step 2: Convert to fraction form
    763,069.88/1,052,846.70 = 423,453.08/x
  3. Step 3: Cross multiply
    763,069.88x = 1,052,846.70 × 423,453.08
  4. Step 4: Simplify right side
    763,069.88x = 445,831,177,882.84
  5. Step 5: Solve for x
    x = 445,831,177,882.84/763,069.88
  6. Step 6: Final answer
    x = 584,259.96

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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.