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Finding the Fourth Proportional to 536,874.25, 740,867.58 and 295,155.07

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Solution

The fourth proportional to 536,874.25, 740,867.58 and 295,155.07 is: 407,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,874.25 : 740,867.58 = 295,155.07 : x
  2. Step 2: Convert to fraction form
    536,874.25/740,867.58 = 295,155.07/x
  3. Step 3: Cross multiply
    536,874.25x = 740,867.58 × 295,155.07
  4. Step 4: Simplify right side
    536,874.25x = 218,670,822,435.63
  5. Step 5: Solve for x
    x = 218,670,822,435.63/536,874.25
  6. Step 6: Final answer
    x = 407,303.61

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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.