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Finding the Fourth Proportional to 507,797.55, 700,441.97 and 326,744.73

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Solution

The fourth proportional to 507,797.55, 700,441.97 and 326,744.73 is: 450,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,797.55 : 700,441.97 = 326,744.73 : x
  2. Step 2: Convert to fraction form
    507,797.55/700,441.97 = 326,744.73/x
  3. Step 3: Cross multiply
    507,797.55x = 700,441.97 × 326,744.73
  4. Step 4: Simplify right side
    507,797.55x = 228,865,720,734.59
  5. Step 5: Solve for x
    x = 228,865,720,734.59/507,797.55
  6. Step 6: Final answer
    x = 450,702.69

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1.5x scale

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.