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Finding the Fourth Proportional to 581,903.88, 802,834.50 and 474,288.84

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Solution

The fourth proportional to 581,903.88, 802,834.50 and 474,288.84 is: 654,361.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,903.88 : 802,834.50 = 474,288.84 : x
  2. Step 2: Convert to fraction form
    581,903.88/802,834.50 = 474,288.84/x
  3. Step 3: Cross multiply
    581,903.88x = 802,834.50 × 474,288.84
  4. Step 4: Simplify right side
    581,903.88x = 380,775,443,716.98
  5. Step 5: Solve for x
    x = 380,775,443,716.98/581,903.88
  6. Step 6: Final answer
    x = 654,361.41

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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.