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Finding the Fourth Proportional to 328,502.07, 453,333.45 and 177,599.07

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Solution

The fourth proportional to 328,502.07, 453,333.45 and 177,599.07 is: 245,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,502.07 : 453,333.45 = 177,599.07 : x
  2. Step 2: Convert to fraction form
    328,502.07/453,333.45 = 177,599.07/x
  3. Step 3: Cross multiply
    328,502.07x = 453,333.45 × 177,599.07
  4. Step 4: Simplify right side
    328,502.07x = 80,511,599,119.89
  5. Step 5: Solve for x
    x = 80,511,599,119.89/328,502.07
  6. Step 6: Final answer
    x = 245,087.04

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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.