Home / 303,300.04-454,581.10-214,579.12

Finding the Fourth Proportional to 303,300.04, 454,581.10 and 214,579.12

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Solution

The fourth proportional to 303,300.04, 454,581.10 and 214,579.12 is: 321,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,300.04 : 454,581.10 = 214,579.12 : x
  2. Step 2: Convert to fraction form
    303,300.04/454,581.10 = 214,579.12/x
  3. Step 3: Cross multiply
    303,300.04x = 454,581.10 × 214,579.12
  4. Step 4: Simplify right side
    303,300.04x = 97,543,612,406.63
  5. Step 5: Solve for x
    x = 97,543,612,406.63/303,300.04
  6. Step 6: Final answer
    x = 321,607.65

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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.