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Finding the Fourth Proportional to 524,675.28, 786,545.40 and 192,173.52

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Solution

The fourth proportional to 524,675.28, 786,545.40 and 192,173.52 is: 288,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,675.28 : 786,545.40 = 192,173.52 : x
  2. Step 2: Convert to fraction form
    524,675.28/786,545.40 = 192,173.52/x
  3. Step 3: Cross multiply
    524,675.28x = 786,545.40 × 192,173.52
  4. Step 4: Simplify right side
    524,675.28x = 151,153,198,157.81
  5. Step 5: Solve for x
    x = 151,153,198,157.81/524,675.28
  6. Step 6: Final answer
    x = 288,089.04

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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.