Home / 473,579.73-653,542.34-258,723.38

Finding the Fourth Proportional to 473,579.73, 653,542.34 and 258,723.38

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Solution

The fourth proportional to 473,579.73, 653,542.34 and 258,723.38 is: 357,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,579.73 : 653,542.34 = 258,723.38 : x
  2. Step 2: Convert to fraction form
    473,579.73/653,542.34 = 258,723.38/x
  3. Step 3: Cross multiply
    473,579.73x = 653,542.34 × 258,723.38
  4. Step 4: Simplify right side
    473,579.73x = 169,086,683,518.15
  5. Step 5: Solve for x
    x = 169,086,683,518.15/473,579.73
  6. Step 6: Final answer
    x = 357,039.53

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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.