Home / 863,900.37-1,192,419.63-501,441.01

Finding the Fourth Proportional to 863,900.37, 1,192,419.63 and 501,441.01

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Solution

The fourth proportional to 863,900.37, 1,192,419.63 and 501,441.01 is: 692,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,900.37 : 1,192,419.63 = 501,441.01 : x
  2. Step 2: Convert to fraction form
    863,900.37/1,192,419.63 = 501,441.01/x
  3. Step 3: Cross multiply
    863,900.37x = 1,192,419.63 × 501,441.01
  4. Step 4: Simplify right side
    863,900.37x = 597,928,102,510.38
  5. Step 5: Solve for x
    x = 597,928,102,510.38/863,900.37
  6. Step 6: Final answer
    x = 692,126.22

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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.