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Finding the Fourth Proportional to 339,200.34, 508,911.06 and 170,633.67

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Solution

The fourth proportional to 339,200.34, 508,911.06 and 170,633.67 is: 256,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,200.34 : 508,911.06 = 170,633.67 : x
  2. Step 2: Convert to fraction form
    339,200.34/508,911.06 = 170,633.67/x
  3. Step 3: Cross multiply
    339,200.34x = 508,911.06 × 170,633.67
  4. Step 4: Simplify right side
    339,200.34x = 86,837,359,326.83
  5. Step 5: Solve for x
    x = 86,837,359,326.83/339,200.34
  6. Step 6: Final answer
    x = 256,006.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.