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Finding the Fourth Proportional to 328,502.67, 453,334.23 and 177,599.67

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Solution

The fourth proportional to 328,502.67, 453,334.23 and 177,599.67 is: 245,087.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,502.67 : 453,334.23 = 177,599.67 : x
  2. Step 2: Convert to fraction form
    328,502.67/453,334.23 = 177,599.67/x
  3. Step 3: Cross multiply
    328,502.67x = 453,334.23 × 177,599.67
  4. Step 4: Simplify right side
    328,502.67x = 80,512,009,647.70
  5. Step 5: Solve for x
    x = 80,512,009,647.70/328,502.67
  6. Step 6: Final answer
    x = 245,087.84

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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.