Home / 477,961.02-659,510.28-273,972.96

Finding the Fourth Proportional to 477,961.02, 659,510.28 and 273,972.96

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Solution

The fourth proportional to 477,961.02, 659,510.28 and 273,972.96 is: 378,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,961.02 : 659,510.28 = 273,972.96 : x
  2. Step 2: Convert to fraction form
    477,961.02/659,510.28 = 273,972.96/x
  3. Step 3: Cross multiply
    477,961.02x = 659,510.28 × 273,972.96
  4. Step 4: Simplify right side
    477,961.02x = 180,687,983,562.03
  5. Step 5: Solve for x
    x = 180,687,983,562.03/477,961.02
  6. Step 6: Final answer
    x = 378,039.16

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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.