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Finding the Fourth Proportional to 500,172.98, 750,283.36 and 163,212.98

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Solution

The fourth proportional to 500,172.98, 750,283.36 and 163,212.98 is: 244,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,172.98 : 750,283.36 = 163,212.98 : x
  2. Step 2: Convert to fraction form
    500,172.98/750,283.36 = 163,212.98/x
  3. Step 3: Cross multiply
    500,172.98x = 750,283.36 × 163,212.98
  4. Step 4: Simplify right side
    500,172.98x = 122,455,978,870.56
  5. Step 5: Solve for x
    x = 122,455,978,870.56/500,172.98
  6. Step 6: Final answer
    x = 244,827.26

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1.5x scale

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.