Home / 383,868.02-529,463.57-332,789.38

Finding the Fourth Proportional to 383,868.02, 529,463.57 and 332,789.38

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Solution

The fourth proportional to 383,868.02, 529,463.57 and 332,789.38 is: 459,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,868.02 : 529,463.57 = 332,789.38 : x
  2. Step 2: Convert to fraction form
    383,868.02/529,463.57 = 332,789.38/x
  3. Step 3: Cross multiply
    383,868.02x = 529,463.57 × 332,789.38
  4. Step 4: Simplify right side
    383,868.02x = 176,199,853,192.89
  5. Step 5: Solve for x
    x = 176,199,853,192.89/383,868.02
  6. Step 6: Final answer
    x = 459,011.55

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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.