Home / 738,776.57-1,108,165.15-177,811.07

Finding the Fourth Proportional to 738,776.57, 1,108,165.15 and 177,811.07

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Solution

The fourth proportional to 738,776.57, 1,108,165.15 and 177,811.07 is: 266,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,776.57 : 1,108,165.15 = 177,811.07 : x
  2. Step 2: Convert to fraction form
    738,776.57/1,108,165.15 = 177,811.07/x
  3. Step 3: Cross multiply
    738,776.57x = 1,108,165.15 × 177,811.07
  4. Step 4: Simplify right side
    738,776.57x = 197,044,025,739.65
  5. Step 5: Solve for x
    x = 197,044,025,739.65/738,776.57
  6. Step 6: Final answer
    x = 266,716.67

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Double scale
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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.