Home / 923,116.10-1,384,231.06-436,393.02

Finding the Fourth Proportional to 923,116.10, 1,384,231.06 and 436,393.02

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Solution

The fourth proportional to 923,116.10, 1,384,231.06 and 436,393.02 is: 654,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,116.10 : 1,384,231.06 = 436,393.02 : x
  2. Step 2: Convert to fraction form
    923,116.10/1,384,231.06 = 436,393.02/x
  3. Step 3: Cross multiply
    923,116.10x = 1,384,231.06 × 436,393.02
  4. Step 4: Simplify right side
    923,116.10x = 604,068,775,932.85
  5. Step 5: Solve for x
    x = 604,068,775,932.85/923,116.10
  6. Step 6: Final answer
    x = 654,380.07

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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.