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Finding the Fourth Proportional to 637,671.24, 879,957.92 and 365,544.04

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Solution

The fourth proportional to 637,671.24, 879,957.92 and 365,544.04 is: 504,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,671.24 : 879,957.92 = 365,544.04 : x
  2. Step 2: Convert to fraction form
    637,671.24/879,957.92 = 365,544.04/x
  3. Step 3: Cross multiply
    637,671.24x = 879,957.92 × 365,544.04
  4. Step 4: Simplify right side
    637,671.24x = 321,663,373,106.80
  5. Step 5: Solve for x
    x = 321,663,373,106.80/637,671.24
  6. Step 6: Final answer
    x = 504,434.50

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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.