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Finding the Fourth Proportional to 467,975.59, 645,806.44 and 264,069.72

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Solution

The fourth proportional to 467,975.59, 645,806.44 and 264,069.72 is: 364,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,975.59 : 645,806.44 = 264,069.72 : x
  2. Step 2: Convert to fraction form
    467,975.59/645,806.44 = 264,069.72/x
  3. Step 3: Cross multiply
    467,975.59x = 645,806.44 × 264,069.72
  4. Step 4: Simplify right side
    467,975.59x = 170,537,926,739.34
  5. Step 5: Solve for x
    x = 170,537,926,739.34/467,975.59
  6. Step 6: Final answer
    x = 364,416.29

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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.