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Finding the Fourth Proportional to 543,952.06, 815,927.93 and 169,975.06

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Solution

The fourth proportional to 543,952.06, 815,927.93 and 169,975.06 is: 254,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,952.06 : 815,927.93 = 169,975.06 : x
  2. Step 2: Convert to fraction form
    543,952.06/815,927.93 = 169,975.06/x
  3. Step 3: Cross multiply
    543,952.06x = 815,927.93 × 169,975.06
  4. Step 4: Simplify right side
    543,952.06x = 138,687,398,857.43
  5. Step 5: Solve for x
    x = 138,687,398,857.43/543,952.06
  6. Step 6: Final answer
    x = 254,962.54

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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.