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Finding the Fourth Proportional to 565,574.04, 848,749.90 and 210,871.80

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Solution

The fourth proportional to 565,574.04, 848,749.90 and 210,871.80 is: 316,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,574.04 : 848,749.90 = 210,871.80 : x
  2. Step 2: Convert to fraction form
    565,574.04/848,749.90 = 210,871.80/x
  3. Step 3: Cross multiply
    565,574.04x = 848,749.90 × 210,871.80
  4. Step 4: Simplify right side
    565,574.04x = 178,977,419,162.82
  5. Step 5: Solve for x
    x = 178,977,419,162.82/565,574.04
  6. Step 6: Final answer
    x = 316,452.68

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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.