Home / 588,690.20-812,401.00-330,623.01

Finding the Fourth Proportional to 588,690.20, 812,401.00 and 330,623.01

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Solution

The fourth proportional to 588,690.20, 812,401.00 and 330,623.01 is: 456,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,690.20 : 812,401.00 = 330,623.01 : x
  2. Step 2: Convert to fraction form
    588,690.20/812,401.00 = 330,623.01/x
  3. Step 3: Cross multiply
    588,690.20x = 812,401.00 × 330,623.01
  4. Step 4: Simplify right side
    588,690.20x = 268,598,463,120.45
  5. Step 5: Solve for x
    x = 268,598,463,120.45/588,690.20
  6. Step 6: Final answer
    x = 456,264.54

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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.