Home / 588,553.28-812,147.34-330,371.06

Finding the Fourth Proportional to 588,553.28, 812,147.34 and 330,371.06

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Solution

The fourth proportional to 588,553.28, 812,147.34 and 330,371.06 is: 455,880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,553.28 : 812,147.34 = 330,371.06 : x
  2. Step 2: Convert to fraction form
    588,553.28/812,147.34 = 330,371.06/x
  3. Step 3: Cross multiply
    588,553.28x = 812,147.34 × 330,371.06
  4. Step 4: Simplify right side
    588,553.28x = 268,309,977,591.98
  5. Step 5: Solve for x
    x = 268,309,977,591.98/588,553.28
  6. Step 6: Final answer
    x = 455,880.52

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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.