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Finding the Fourth Proportional to 328,527.93, 453,369.21 and 177,624.93

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Solution

The fourth proportional to 328,527.93, 453,369.21 and 177,624.93 is: 245,122.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,527.93 : 453,369.21 = 177,624.93 : x
  2. Step 2: Convert to fraction form
    328,527.93/453,369.21 = 177,624.93/x
  3. Step 3: Cross multiply
    328,527.93x = 453,369.21 × 177,624.93
  4. Step 4: Simplify right side
    328,527.93x = 80,529,674,190.41
  5. Step 5: Solve for x
    x = 80,529,674,190.41/328,527.93
  6. Step 6: Final answer
    x = 245,122.76

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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.