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Finding the Fourth Proportional to 436,153.98, 601,804.12 and 254,830.87

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Solution

The fourth proportional to 436,153.98, 601,804.12 and 254,830.87 is: 351,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,153.98 : 601,804.12 = 254,830.87 : x
  2. Step 2: Convert to fraction form
    436,153.98/601,804.12 = 254,830.87/x
  3. Step 3: Cross multiply
    436,153.98x = 601,804.12 × 254,830.87
  4. Step 4: Simplify right side
    436,153.98x = 153,358,268,550.10
  5. Step 5: Solve for x
    x = 153,358,268,550.10/436,153.98
  6. Step 6: Final answer
    x = 351,614.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.