Home / 272,273.70-407,827.35-177,795.30

Finding the Fourth Proportional to 272,273.70, 407,827.35 and 177,795.30

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Solution

The fourth proportional to 272,273.70, 407,827.35 and 177,795.30 is: 266,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,273.70 : 407,827.35 = 177,795.30 : x
  2. Step 2: Convert to fraction form
    272,273.70/407,827.35 = 177,795.30/x
  3. Step 3: Cross multiply
    272,273.70x = 407,827.35 × 177,795.30
  4. Step 4: Simplify right side
    272,273.70x = 72,509,786,041.46
  5. Step 5: Solve for x
    x = 72,509,786,041.46/272,273.70
  6. Step 6: Final answer
    x = 266,312.12

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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.