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Finding the Fourth Proportional to 588,911.21, 883,806.48 and 437,458.01

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Solution

The fourth proportional to 588,911.21, 883,806.48 and 437,458.01 is: 656,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,911.21 : 883,806.48 = 437,458.01 : x
  2. Step 2: Convert to fraction form
    588,911.21/883,806.48 = 437,458.01/x
  3. Step 3: Cross multiply
    588,911.21x = 883,806.48 × 437,458.01
  4. Step 4: Simplify right side
    588,911.21x = 386,628,226,175.42
  5. Step 5: Solve for x
    x = 386,628,226,175.42/588,911.21
  6. Step 6: Final answer
    x = 656,513.62

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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.