Home / 449,860.02-674,456.70-272,325.06

Finding the Fourth Proportional to 449,860.02, 674,456.70 and 272,325.06

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Solution

The fourth proportional to 449,860.02, 674,456.70 and 272,325.06 is: 408,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,860.02 : 674,456.70 = 272,325.06 : x
  2. Step 2: Convert to fraction form
    449,860.02/674,456.70 = 272,325.06/x
  3. Step 3: Cross multiply
    449,860.02x = 674,456.70 × 272,325.06
  4. Step 4: Simplify right side
    449,860.02x = 183,671,461,294.90
  5. Step 5: Solve for x
    x = 183,671,461,294.90/449,860.02
  6. Step 6: Final answer
    x = 408,285.81

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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.