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Finding the Fourth Proportional to 536,802.68, 740,804.28 and 295,103.72

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Solution

The fourth proportional to 536,802.68, 740,804.28 and 295,103.72 is: 407,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,802.68 : 740,804.28 = 295,103.72 : x
  2. Step 2: Convert to fraction form
    536,802.68/740,804.28 = 295,103.72/x
  3. Step 3: Cross multiply
    536,802.68x = 740,804.28 × 295,103.72
  4. Step 4: Simplify right side
    536,802.68x = 218,614,098,819.92
  5. Step 5: Solve for x
    x = 218,614,098,819.92/536,802.68
  6. Step 6: Final answer
    x = 407,252.25

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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.