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Finding the Fourth Proportional to 651,505.62, 897,954.68 and 433,323.82

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Solution

The fourth proportional to 651,505.62, 897,954.68 and 433,323.82 is: 597,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,505.62 : 897,954.68 = 433,323.82 : x
  2. Step 2: Convert to fraction form
    651,505.62/897,954.68 = 433,323.82/x
  3. Step 3: Cross multiply
    651,505.62x = 897,954.68 × 433,323.82
  4. Step 4: Simplify right side
    651,505.62x = 389,105,150,962.90
  5. Step 5: Solve for x
    x = 389,105,150,962.90/651,505.62
  6. Step 6: Final answer
    x = 597,239.90

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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.