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Finding the Fourth Proportional to 433,996.62, 598,776.94 and 281,151.98

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Solution

The fourth proportional to 433,996.62, 598,776.94 and 281,151.98 is: 387,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,996.62 : 598,776.94 = 281,151.98 : x
  2. Step 2: Convert to fraction form
    433,996.62/598,776.94 = 281,151.98/x
  3. Step 3: Cross multiply
    433,996.62x = 598,776.94 × 281,151.98
  4. Step 4: Simplify right side
    433,996.62x = 168,347,321,862.31
  5. Step 5: Solve for x
    x = 168,347,321,862.31/433,996.62
  6. Step 6: Final answer
    x = 387,900.08

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1.5x scale

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.