Home / 782,892.30-1,174,447.80-333,609.60

Finding the Fourth Proportional to 782,892.30, 1,174,447.80 and 333,609.60

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Solution

The fourth proportional to 782,892.30, 1,174,447.80 and 333,609.60 is: 500,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,892.30 : 1,174,447.80 = 333,609.60 : x
  2. Step 2: Convert to fraction form
    782,892.30/1,174,447.80 = 333,609.60/x
  3. Step 3: Cross multiply
    782,892.30x = 1,174,447.80 × 333,609.60
  4. Step 4: Simplify right side
    782,892.30x = 391,807,060,778.88
  5. Step 5: Solve for x
    x = 391,807,060,778.88/782,892.30
  6. Step 6: Final answer
    x = 500,461.00

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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.