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Finding the Fourth Proportional to 253,682.19, 350,084.00 and 153,060.75

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Solution

The fourth proportional to 253,682.19, 350,084.00 and 153,060.75 is: 211,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,682.19 : 350,084.00 = 153,060.75 : x
  2. Step 2: Convert to fraction form
    253,682.19/350,084.00 = 153,060.75/x
  3. Step 3: Cross multiply
    253,682.19x = 350,084.00 × 153,060.75
  4. Step 4: Simplify right side
    253,682.19x = 53,584,118,837.70
  5. Step 5: Solve for x
    x = 53,584,118,837.70/253,682.19
  6. Step 6: Final answer
    x = 211,225.39

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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.