Home / 492,530.08-738,795.32-118,553.12

Finding the Fourth Proportional to 492,530.08, 738,795.32 and 118,553.12

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Solution

The fourth proportional to 492,530.08, 738,795.32 and 118,553.12 is: 177,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,530.08 : 738,795.32 = 118,553.12 : x
  2. Step 2: Convert to fraction form
    492,530.08/738,795.32 = 118,553.12/x
  3. Step 3: Cross multiply
    492,530.08x = 738,795.32 × 118,553.12
  4. Step 4: Simplify right side
    492,530.08x = 87,586,490,227.40
  5. Step 5: Solve for x
    x = 87,586,490,227.40/492,530.08
  6. Step 6: Final answer
    x = 177,829.73

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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.