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Finding the Fourth Proportional to 503,419.93, 755,105.27 and 187,852.23

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Solution

The fourth proportional to 503,419.93, 755,105.27 and 187,852.23 is: 281,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,419.93 : 755,105.27 = 187,852.23 : x
  2. Step 2: Convert to fraction form
    503,419.93/755,105.27 = 187,852.23/x
  3. Step 3: Cross multiply
    503,419.93x = 755,105.27 × 187,852.23
  4. Step 4: Simplify right side
    503,419.93x = 141,848,207,914.99
  5. Step 5: Solve for x
    x = 141,848,207,914.99/503,419.93
  6. Step 6: Final answer
    x = 281,769.16

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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.