Home / 654,000.20-902,464.50-367,497.80

Finding the Fourth Proportional to 654,000.20, 902,464.50 and 367,497.80

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Solution

The fourth proportional to 654,000.20, 902,464.50 and 367,497.80 is: 507,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,000.20 : 902,464.50 = 367,497.80 : x
  2. Step 2: Convert to fraction form
    654,000.20/902,464.50 = 367,497.80/x
  3. Step 3: Cross multiply
    654,000.20x = 902,464.50 × 367,497.80
  4. Step 4: Simplify right side
    654,000.20x = 331,653,718,328.10
  5. Step 5: Solve for x
    x = 331,653,718,328.10/654,000.20
  6. Step 6: Final answer
    x = 507,115.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.