Home / 320,711.00-481,056.57-152,352.50

Finding the Fourth Proportional to 320,711.00, 481,056.57 and 152,352.50

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Solution

The fourth proportional to 320,711.00, 481,056.57 and 152,352.50 is: 228,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,711.00 : 481,056.57 = 152,352.50 : x
  2. Step 2: Convert to fraction form
    320,711.00/481,056.57 = 152,352.50/x
  3. Step 3: Cross multiply
    320,711.00x = 481,056.57 × 152,352.50
  4. Step 4: Simplify right side
    320,711.00x = 73,290,168,675.64
  5. Step 5: Solve for x
    x = 73,290,168,675.64/320,711.00
  6. Step 6: Final answer
    x = 228,524.03

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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.