Home / 464,966.96-641,675.66-258,236.16

Finding the Fourth Proportional to 464,966.96, 641,675.66 and 258,236.16

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Solution

The fourth proportional to 464,966.96, 641,675.66 and 258,236.16 is: 356,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,966.96 : 641,675.66 = 258,236.16 : x
  2. Step 2: Convert to fraction form
    464,966.96/641,675.66 = 258,236.16/x
  3. Step 3: Cross multiply
    464,966.96x = 641,675.66 × 258,236.16
  4. Step 4: Simplify right side
    464,966.96x = 165,703,858,403.87
  5. Step 5: Solve for x
    x = 165,703,858,403.87/464,966.96
  6. Step 6: Final answer
    x = 356,377.71

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1.5x scale

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.