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Finding the Fourth Proportional to 624,173.16, 936,259.86 and 150,858.42

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Solution

The fourth proportional to 624,173.16, 936,259.86 and 150,858.42 is: 226,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,173.16 : 936,259.86 = 150,858.42 : x
  2. Step 2: Convert to fraction form
    624,173.16/936,259.86 = 150,858.42/x
  3. Step 3: Cross multiply
    624,173.16x = 936,259.86 × 150,858.42
  4. Step 4: Simplify right side
    624,173.16x = 141,242,683,189.02
  5. Step 5: Solve for x
    x = 141,242,683,189.02/624,173.16
  6. Step 6: Final answer
    x = 226,287.66

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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.