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Finding the Fourth Proportional to 536,850.65, 740,868.05 and 295,139.30

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Solution

The fourth proportional to 536,850.65, 740,868.05 and 295,139.30 is: 407,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,850.65 : 740,868.05 = 295,139.30 : x
  2. Step 2: Convert to fraction form
    536,850.65/740,868.05 = 295,139.30/x
  3. Step 3: Cross multiply
    536,850.65x = 740,868.05 × 295,139.30
  4. Step 4: Simplify right side
    536,850.65x = 218,659,274,702.87
  5. Step 5: Solve for x
    x = 218,659,274,702.87/536,850.65
  6. Step 6: Final answer
    x = 407,300.01

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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.