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Finding the Fourth Proportional to 528,933.27, 793,399.91 and 154,956.27

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Solution

The fourth proportional to 528,933.27, 793,399.91 and 154,956.27 is: 232,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,933.27 : 793,399.91 = 154,956.27 : x
  2. Step 2: Convert to fraction form
    528,933.27/793,399.91 = 154,956.27/x
  3. Step 3: Cross multiply
    528,933.27x = 793,399.91 × 154,956.27
  4. Step 4: Simplify right side
    528,933.27x = 122,942,289,897.15
  5. Step 5: Solve for x
    x = 122,942,289,897.15/528,933.27
  6. Step 6: Final answer
    x = 232,434.41

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Similar ratio
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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.