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Finding the Fourth Proportional to 437,855.06, 656,810.24 and 185,088.42

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Solution

The fourth proportional to 437,855.06, 656,810.24 and 185,088.42 is: 277,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,855.06 : 656,810.24 = 185,088.42 : x
  2. Step 2: Convert to fraction form
    437,855.06/656,810.24 = 185,088.42/x
  3. Step 3: Cross multiply
    437,855.06x = 656,810.24 × 185,088.42
  4. Step 4: Simplify right side
    437,855.06x = 121,567,969,561.42
  5. Step 5: Solve for x
    x = 121,567,969,561.42/437,855.06
  6. Step 6: Final answer
    x = 277,644.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.