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Finding the Fourth Proportional to 328,205.86, 452,947.98 and 183,021.46

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Solution

The fourth proportional to 328,205.86, 452,947.98 and 183,021.46 is: 252,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,205.86 : 452,947.98 = 183,021.46 : x
  2. Step 2: Convert to fraction form
    328,205.86/452,947.98 = 183,021.46/x
  3. Step 3: Cross multiply
    328,205.86x = 452,947.98 × 183,021.46
  4. Step 4: Simplify right side
    328,205.86x = 82,899,200,603.65
  5. Step 5: Solve for x
    x = 82,899,200,603.65/328,205.86
  6. Step 6: Final answer
    x = 252,582.94

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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.