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Finding the Fourth Proportional to 419,117.64, 628,800.59 and 241,751.94

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Solution

The fourth proportional to 419,117.64, 628,800.59 and 241,751.94 is: 362,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,117.64 : 628,800.59 = 241,751.94 : x
  2. Step 2: Convert to fraction form
    419,117.64/628,800.59 = 241,751.94/x
  3. Step 3: Cross multiply
    419,117.64x = 628,800.59 × 241,751.94
  4. Step 4: Simplify right side
    419,117.64x = 152,013,762,505.65
  5. Step 5: Solve for x
    x = 152,013,762,505.65/419,117.64
  6. Step 6: Final answer
    x = 362,699.51

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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.