Home / 717,709.04-1,076,527.77-268,396.88

Finding the Fourth Proportional to 717,709.04, 1,076,527.77 and 268,396.88

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Solution

The fourth proportional to 717,709.04, 1,076,527.77 and 268,396.88 is: 402,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,709.04 : 1,076,527.77 = 268,396.88 : x
  2. Step 2: Convert to fraction form
    717,709.04/1,076,527.77 = 268,396.88/x
  3. Step 3: Cross multiply
    717,709.04x = 1,076,527.77 × 268,396.88
  4. Step 4: Simplify right side
    717,709.04x = 288,936,694,701.36
  5. Step 5: Solve for x
    x = 288,936,694,701.36/717,709.04
  6. Step 6: Final answer
    x = 402,581.94

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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.