Home / 477,948.51-659,491.74-273,961.89

Finding the Fourth Proportional to 477,948.51, 659,491.74 and 273,961.89

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Solution

The fourth proportional to 477,948.51, 659,491.74 and 273,961.89 is: 378,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,948.51 : 659,491.74 = 273,961.89 : x
  2. Step 2: Convert to fraction form
    477,948.51/659,491.74 = 273,961.89/x
  3. Step 3: Cross multiply
    477,948.51x = 659,491.74 × 273,961.89
  4. Step 4: Simplify right side
    477,948.51x = 180,675,603,529.79
  5. Step 5: Solve for x
    x = 180,675,603,529.79/477,948.51
  6. Step 6: Final answer
    x = 378,023.15

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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.