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Finding the Fourth Proportional to 383,501.00, 529,234.01 and 213,746.06

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Solution

The fourth proportional to 383,501.00, 529,234.01 and 213,746.06 is: 294,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,501.00 : 529,234.01 = 213,746.06 : x
  2. Step 2: Convert to fraction form
    383,501.00/529,234.01 = 213,746.06/x
  3. Step 3: Cross multiply
    383,501.00x = 529,234.01 × 213,746.06
  4. Step 4: Simplify right side
    383,501.00x = 113,121,680,740.60
  5. Step 5: Solve for x
    x = 113,121,680,740.60/383,501.00
  6. Step 6: Final answer
    x = 294,971.02

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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.