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Finding the Fourth Proportional to 433,145.01, 649,762.08 and 163,500.27

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Solution

The fourth proportional to 433,145.01, 649,762.08 and 163,500.27 is: 245,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,145.01 : 649,762.08 = 163,500.27 : x
  2. Step 2: Convert to fraction form
    433,145.01/649,762.08 = 163,500.27/x
  3. Step 3: Cross multiply
    433,145.01x = 649,762.08 × 163,500.27
  4. Step 4: Simplify right side
    433,145.01x = 106,236,275,515.76
  5. Step 5: Solve for x
    x = 106,236,275,515.76/433,145.01
  6. Step 6: Final answer
    x = 245,267.23

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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.