Home / 588,364.28-812,114.10-384,446.24

Finding the Fourth Proportional to 588,364.28, 812,114.10 and 384,446.24

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Solution

The fourth proportional to 588,364.28, 812,114.10 and 384,446.24 is: 530,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,364.28 : 812,114.10 = 384,446.24 : x
  2. Step 2: Convert to fraction form
    588,364.28/812,114.10 = 384,446.24/x
  3. Step 3: Cross multiply
    588,364.28x = 812,114.10 × 384,446.24
  4. Step 4: Simplify right side
    588,364.28x = 312,214,212,195.98
  5. Step 5: Solve for x
    x = 312,214,212,195.98/588,364.28
  6. Step 6: Final answer
    x = 530,647.80

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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.