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Finding the Fourth Proportional to 410,597.39, 566,874.90 and 385,184.45

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Solution

The fourth proportional to 410,597.39, 566,874.90 and 385,184.45 is: 531,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,597.39 : 566,874.90 = 385,184.45 : x
  2. Step 2: Convert to fraction form
    410,597.39/566,874.90 = 385,184.45/x
  3. Step 3: Cross multiply
    410,597.39x = 566,874.90 × 385,184.45
  4. Step 4: Simplify right side
    410,597.39x = 218,351,393,740.93
  5. Step 5: Solve for x
    x = 218,351,393,740.93/410,597.39
  6. Step 6: Final answer
    x = 531,789.54

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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.