Home / 588,456.83-811,861.58-384,625.46

Finding the Fourth Proportional to 588,456.83, 811,861.58 and 384,625.46

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Solution

The fourth proportional to 588,456.83, 811,861.58 and 384,625.46 is: 530,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,456.83 : 811,861.58 = 384,625.46 : x
  2. Step 2: Convert to fraction form
    588,456.83/811,861.58 = 384,625.46/x
  3. Step 3: Cross multiply
    588,456.83x = 811,861.58 × 384,625.46
  4. Step 4: Simplify right side
    588,456.83x = 312,262,636,655.04
  5. Step 5: Solve for x
    x = 312,262,636,655.04/588,456.83
  6. Step 6: Final answer
    x = 530,646.63

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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.