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Finding the Fourth Proportional to 633,270.88, 873,933.60 and 346,818.16

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Solution

The fourth proportional to 633,270.88, 873,933.60 and 346,818.16 is: 478,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,270.88 : 873,933.60 = 346,818.16 : x
  2. Step 2: Convert to fraction form
    633,270.88/873,933.60 = 346,818.16/x
  3. Step 3: Cross multiply
    633,270.88x = 873,933.60 × 346,818.16
  4. Step 4: Simplify right side
    633,270.88x = 303,096,043,114.18
  5. Step 5: Solve for x
    x = 303,096,043,114.18/633,270.88
  6. Step 6: Final answer
    x = 478,619.90

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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.