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Finding the Fourth Proportional to 537,277.87, 805,607.70 and 321,352.27

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Solution

The fourth proportional to 537,277.87, 805,607.70 and 321,352.27 is: 481,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,277.87 : 805,607.70 = 321,352.27 : x
  2. Step 2: Convert to fraction form
    537,277.87/805,607.70 = 321,352.27/x
  3. Step 3: Cross multiply
    537,277.87x = 805,607.70 × 321,352.27
  4. Step 4: Simplify right side
    537,277.87x = 258,883,863,124.48
  5. Step 5: Solve for x
    x = 258,883,863,124.48/537,277.87
  6. Step 6: Final answer
    x = 481,843.53

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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.