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Finding the Fourth Proportional to 592,086.80, 817,084.40 and 326,880.67

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Solution

The fourth proportional to 592,086.80, 817,084.40 and 326,880.67 is: 451,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,086.80 : 817,084.40 = 326,880.67 : x
  2. Step 2: Convert to fraction form
    592,086.80/817,084.40 = 326,880.67/x
  3. Step 3: Cross multiply
    592,086.80x = 817,084.40 × 326,880.67
  4. Step 4: Simplify right side
    592,086.80x = 267,089,092,441.43
  5. Step 5: Solve for x
    x = 267,089,092,441.43/592,086.80
  6. Step 6: Final answer
    x = 451,097.86

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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.