Home / 383,569.99-529,333.55-213,785.89

Finding the Fourth Proportional to 383,569.99, 529,333.55 and 213,785.89

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Solution

The fourth proportional to 383,569.99, 529,333.55 and 213,785.89 is: 295,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,569.99 : 529,333.55 = 213,785.89 : x
  2. Step 2: Convert to fraction form
    383,569.99/529,333.55 = 213,785.89/x
  3. Step 3: Cross multiply
    383,569.99x = 529,333.55 × 213,785.89
  4. Step 4: Simplify right side
    383,569.99x = 113,164,044,093.61
  5. Step 5: Solve for x
    x = 113,164,044,093.61/383,569.99
  6. Step 6: Final answer
    x = 295,028.41

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1.5x scale

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.