Home / 383,827.29-529,682.54-214,072.35

Finding the Fourth Proportional to 383,827.29, 529,682.54 and 214,072.35

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Solution

The fourth proportional to 383,827.29, 529,682.54 and 214,072.35 is: 295,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,827.29 : 529,682.54 = 214,072.35 : x
  2. Step 2: Convert to fraction form
    383,827.29/529,682.54 = 214,072.35/x
  3. Step 3: Cross multiply
    383,827.29x = 529,682.54 × 214,072.35
  4. Step 4: Simplify right side
    383,827.29x = 113,390,385,021.41
  5. Step 5: Solve for x
    x = 113,390,385,021.41/383,827.29
  6. Step 6: Final answer
    x = 295,420.33

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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.