Home / 738,410.30-1,107,615.32-177,444.80

Finding the Fourth Proportional to 738,410.30, 1,107,615.32 and 177,444.80

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Solution

The fourth proportional to 738,410.30, 1,107,615.32 and 177,444.80 is: 266,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,410.30 : 1,107,615.32 = 177,444.80 : x
  2. Step 2: Convert to fraction form
    738,410.30/1,107,615.32 = 177,444.80/x
  3. Step 3: Cross multiply
    738,410.30x = 1,107,615.32 × 177,444.80
  4. Step 4: Simplify right side
    738,410.30x = 196,540,572,509.04
  5. Step 5: Solve for x
    x = 196,540,572,509.04/738,410.30
  6. Step 6: Final answer
    x = 266,167.16

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Similar ratio
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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.