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Finding the Fourth Proportional to 536,804.68, 740,807.04 and 295,105.72

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Solution

The fourth proportional to 536,804.68, 740,807.04 and 295,105.72 is: 407,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,804.68 : 740,807.04 = 295,105.72 : x
  2. Step 2: Convert to fraction form
    536,804.68/740,807.04 = 295,105.72/x
  3. Step 3: Cross multiply
    536,804.68x = 740,807.04 × 295,105.72
  4. Step 4: Simplify right side
    536,804.68x = 218,616,394,920.27
  5. Step 5: Solve for x
    x = 218,616,394,920.27/536,804.68
  6. Step 6: Final answer
    x = 407,255.01

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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.