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Finding the Fourth Proportional to 339,185.98, 508,631.34 and 170,601.08

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Solution

The fourth proportional to 339,185.98, 508,631.34 and 170,601.08 is: 255,827.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,185.98 : 508,631.34 = 170,601.08 : x
  2. Step 2: Convert to fraction form
    339,185.98/508,631.34 = 170,601.08/x
  3. Step 3: Cross multiply
    339,185.98x = 508,631.34 × 170,601.08
  4. Step 4: Simplify right side
    339,185.98x = 86,773,055,925.85
  5. Step 5: Solve for x
    x = 86,773,055,925.85/339,185.98
  6. Step 6: Final answer
    x = 255,827.37

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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.