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Finding the Fourth Proportional to 250,476.60, 374,827.99 and 155,751.39

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Solution

The fourth proportional to 250,476.60, 374,827.99 and 155,751.39 is: 233,075.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,476.60 : 374,827.99 = 155,751.39 : x
  2. Step 2: Convert to fraction form
    250,476.60/374,827.99 = 155,751.39/x
  3. Step 3: Cross multiply
    250,476.60x = 374,827.99 × 155,751.39
  4. Step 4: Simplify right side
    250,476.60x = 58,379,980,453.41
  5. Step 5: Solve for x
    x = 58,379,980,453.41/250,476.60
  6. Step 6: Final answer
    x = 233,075.59

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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.