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Finding the Fourth Proportional to 357,671.94, 536,590.89 and 104,942.22

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Solution

The fourth proportional to 357,671.94, 536,590.89 and 104,942.22 is: 157,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,671.94 : 536,590.89 = 104,942.22 : x
  2. Step 2: Convert to fraction form
    357,671.94/536,590.89 = 104,942.22/x
  3. Step 3: Cross multiply
    357,671.94x = 536,590.89 × 104,942.22
  4. Step 4: Simplify right side
    357,671.94x = 56,311,039,228.38
  5. Step 5: Solve for x
    x = 56,311,039,228.38/357,671.94
  6. Step 6: Final answer
    x = 157,437.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.