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Finding the Fourth Proportional to 588,534.84, 880,507.83 and 515,911.25

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Solution

The fourth proportional to 588,534.84, 880,507.83 and 515,911.25 is: 771,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,534.84 : 880,507.83 = 515,911.25 : x
  2. Step 2: Convert to fraction form
    588,534.84/880,507.83 = 515,911.25/x
  3. Step 3: Cross multiply
    588,534.84x = 880,507.83 × 515,911.25
  4. Step 4: Simplify right side
    588,534.84x = 454,263,890,807.55
  5. Step 5: Solve for x
    x = 454,263,890,807.55/588,534.84
  6. Step 6: Final answer
    x = 771,855.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.