Home / 447,985.73-671,623.36-234,712.73

Finding the Fourth Proportional to 447,985.73, 671,623.36 and 234,712.73

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Solution

The fourth proportional to 447,985.73, 671,623.36 and 234,712.73 is: 351,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,985.73 : 671,623.36 = 234,712.73 : x
  2. Step 2: Convert to fraction form
    447,985.73/671,623.36 = 234,712.73/x
  3. Step 3: Cross multiply
    447,985.73x = 671,623.36 × 234,712.73
  4. Step 4: Simplify right side
    447,985.73x = 157,638,554,769.91
  5. Step 5: Solve for x
    x = 157,638,554,769.91/447,985.73
  6. Step 6: Final answer
    x = 351,882.98

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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.