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Finding the Fourth Proportional to 588,878.92, 812,653.07 and 330,756.27

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Solution

The fourth proportional to 588,878.92, 812,653.07 and 330,756.27 is: 456,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,878.92 : 812,653.07 = 330,756.27 : x
  2. Step 2: Convert to fraction form
    588,878.92/812,653.07 = 330,756.27/x
  3. Step 3: Cross multiply
    588,878.92x = 812,653.07 × 330,756.27
  4. Step 4: Simplify right side
    588,878.92x = 268,790,098,237.25
  5. Step 5: Solve for x
    x = 268,790,098,237.25/588,878.92
  6. Step 6: Final answer
    x = 456,443.74

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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.