Home / 475,895.02-656,735.09-274,691.02

Finding the Fourth Proportional to 475,895.02, 656,735.09 and 274,691.02

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Solution

The fourth proportional to 475,895.02, 656,735.09 and 274,691.02 is: 379,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,895.02 : 656,735.09 = 274,691.02 : x
  2. Step 2: Convert to fraction form
    475,895.02/656,735.09 = 274,691.02/x
  3. Step 3: Cross multiply
    475,895.02x = 656,735.09 × 274,691.02
  4. Step 4: Simplify right side
    475,895.02x = 180,399,231,741.89
  5. Step 5: Solve for x
    x = 180,399,231,741.89/475,895.02
  6. Step 6: Final answer
    x = 379,073.59

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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.