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Finding the Fourth Proportional to 714,477.04, 985,942.68 and 412,653.04

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Solution

The fourth proportional to 714,477.04, 985,942.68 and 412,653.04 is: 569,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,477.04 : 985,942.68 = 412,653.04 : x
  2. Step 2: Convert to fraction form
    714,477.04/985,942.68 = 412,653.04/x
  3. Step 3: Cross multiply
    714,477.04x = 985,942.68 × 412,653.04
  4. Step 4: Simplify right side
    714,477.04x = 406,852,244,167.75
  5. Step 5: Solve for x
    x = 406,852,244,167.75/714,477.04
  6. Step 6: Final answer
    x = 569,440.61

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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.