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Finding the Fourth Proportional to 504,674.90, 757,053.35 and 149,687.88

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Solution

The fourth proportional to 504,674.90, 757,053.35 and 149,687.88 is: 224,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,674.90 : 757,053.35 = 149,687.88 : x
  2. Step 2: Convert to fraction form
    504,674.90/757,053.35 = 149,687.88/x
  3. Step 3: Cross multiply
    504,674.90x = 757,053.35 × 149,687.88
  4. Step 4: Simplify right side
    504,674.90x = 113,321,710,259.96
  5. Step 5: Solve for x
    x = 113,321,710,259.96/504,674.90
  6. Step 6: Final answer
    x = 224,543.98

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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.