Home / 436,071.20-601,783.68-263,986.88

Finding the Fourth Proportional to 436,071.20, 601,783.68 and 263,986.88

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Solution

The fourth proportional to 436,071.20, 601,783.68 and 263,986.88 is: 364,305.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,071.20 : 601,783.68 = 263,986.88 : x
  2. Step 2: Convert to fraction form
    436,071.20/601,783.68 = 263,986.88/x
  3. Step 3: Cross multiply
    436,071.20x = 601,783.68 × 263,986.88
  4. Step 4: Simplify right side
    436,071.20x = 158,862,996,118.12
  5. Step 5: Solve for x
    x = 158,862,996,118.12/436,071.20
  6. Step 6: Final answer
    x = 364,305.18

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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.