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Finding the Fourth Proportional to 484,529.88, 727,977.44 and 457,673.52

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Solution

The fourth proportional to 484,529.88, 727,977.44 and 457,673.52 is: 687,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,529.88 : 727,977.44 = 457,673.52 : x
  2. Step 2: Convert to fraction form
    484,529.88/727,977.44 = 457,673.52/x
  3. Step 3: Cross multiply
    484,529.88x = 727,977.44 × 457,673.52
  4. Step 4: Simplify right side
    484,529.88x = 333,175,997,445.39
  5. Step 5: Solve for x
    x = 333,175,997,445.39/484,529.88
  6. Step 6: Final answer
    x = 687,627.35

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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.